20462832

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 65402064

約数和(自身を除く): 44939232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 643, 663, 816, 884, 936, 1224, 1286, 1326, 1768, 1872, 1929, 1989, 2448, 2572, 2652, 3536, 3858, 3978, 5144, 5304, 5787, 7716, 7956, 8359, 10288, 10608, 10931, 11574, 15432, 15912, 16718, 21862, 23148, 25077, 30864, 31824, 32793, 33436, 43724, 46296, 50154, 65586, 66872, 75231, 87448, 92592, 98379, 100308, 131172, 133744, 142103, 150462, 174896, 196758, 200616, 262344, 284206, 300924, 393516, 401232, 426309, 524688, 568412, 601848, 787032, 852618, 1136824, 1203696, 1278927, 1574064, 1705236, 2273648, 2557854, 3410472, 5115708, 6820944, 10231416, 20462832]

約数ペア:

[(1, 20462832), (2, 10231416), (3, 6820944), (4, 5115708), (6, 3410472), (8, 2557854), (9, 2273648), (12, 1705236), (13, 1574064), (16, 1278927), (17, 1203696), (18, 1136824), (24, 852618), (26, 787032), (34, 601848), (36, 568412), (39, 524688), (48, 426309), (51, 401232), (52, 393516), (68, 300924), (72, 284206), (78, 262344), (102, 200616), (104, 196758), (117, 174896), (136, 150462), (144, 142103), (153, 133744), (156, 131172), (204, 100308), (208, 98379), (221, 92592), (234, 87448), (272, 75231), (306, 66872), (312, 65586), (408, 50154), (442, 46296), (468, 43724), (612, 33436), (624, 32793), (643, 31824), (663, 30864), (816, 25077), (884, 23148), (936, 21862), (1224, 16718), (1286, 15912), (1326, 15432), (1768, 11574), (1872, 10931), (1929, 10608), (1989, 10288), (2448, 8359), (2572, 7956), (2652, 7716), (3536, 5787), (3858, 5304), (3978, 5144)]