20006906868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{2179}}^1$

素因数の和:3078

約数の個数: 144

約数和(自身を含む): 56923950720

約数和(自身を除く): 36917043852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 853, 897, 1196, 1706, 1794, 2179, 2559, 2691, 3412, 3588, 4358, 5118, 5382, 6537, 7677, 8716, 10236, 10764, 11089, 13074, 15354, 19611, 19619, 22178, 26148, 28327, 30708, 33267, 39222, 39238, 44356, 50117, 56654, 58857, 66534, 78444, 78476, 84981, 99801, 100234, 113308, 117714, 133068, 150351, 169962, 176571, 199602, 200468, 235428, 254943, 255047, 300702, 339924, 353142, 399204, 451053, 509886, 510094, 601404, 651521, 706284, 765141, 902106, 1019772, 1020188, 1303042, 1530282, 1804212, 1858687, 1954563, 2295423, 2606084, 3060564, 3717374, 3909126, 4590846, 5576061, 5863689, 7434748, 7818252, 9181692, 11152122, 11727378, 16728183, 22304244, 23454756, 24162931, 33456366, 42749801, 48325862, 66912732, 72488793, 85499602, 96651724, 128249403, 144977586, 170999204, 217466379, 256498806, 289955172, 384748209, 434932758, 512997612, 555747413, 769496418, 869865516, 1111494826, 1538992836, 1667242239, 2222989652, 3334484478, 5001726717, 6668968956, 10003453434, 20006906868]

約数ペア:

[(1, 20006906868), (2, 10003453434), (3, 6668968956), (4, 5001726717), (6, 3334484478), (9, 2222989652), (12, 1667242239), (13, 1538992836), (18, 1111494826), (23, 869865516), (26, 769496418), (36, 555747413), (39, 512997612), (46, 434932758), (52, 384748209), (69, 289955172), (78, 256498806), (92, 217466379), (117, 170999204), (138, 144977586), (156, 128249403), (207, 96651724), (234, 85499602), (276, 72488793), (299, 66912732), (414, 48325862), (468, 42749801), (598, 33456366), (828, 24162931), (853, 23454756), (897, 22304244), (1196, 16728183), (1706, 11727378), (1794, 11152122), (2179, 9181692), (2559, 7818252), (2691, 7434748), (3412, 5863689), (3588, 5576061), (4358, 4590846), (5118, 3909126), (5382, 3717374), (6537, 3060564), (7677, 2606084), (8716, 2295423), (10236, 1954563), (10764, 1858687), (11089, 1804212), (13074, 1530282), (15354, 1303042), (19611, 1020188), (19619, 1019772), (22178, 902106), (26148, 765141), (28327, 706284), (30708, 651521), (33267, 601404), (39222, 510094), (39238, 509886), (44356, 451053), (50117, 399204), (56654, 353142), (58857, 339924), (66534, 300702), (78444, 255047), (78476, 254943), (84981, 235428), (99801, 200468), (100234, 199602), (113308, 176571), (117714, 169962), (133068, 150351)]