20928062012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{10639}}^1$

素因数の和:10867

約数の個数: 96

約数和(自身を含む): 45546009600

約数和(自身を除く): 24617947588

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 181, 209, 247, 286, 362, 418, 494, 572, 724, 836, 988, 1991, 2353, 2717, 3439, 3982, 4706, 5434, 6878, 7964, 9412, 10639, 10868, 13756, 21278, 25883, 37829, 42556, 44707, 51766, 75658, 89414, 103532, 117029, 138307, 151316, 178828, 202141, 234058, 276614, 404282, 468116, 491777, 553228, 808564, 983554, 1521377, 1925659, 1967108, 2223551, 2627833, 3042754, 3851318, 4447102, 5255666, 6085508, 7702636, 8894204, 10511332, 21182249, 25033567, 28906163, 36587521, 42364498, 50067134, 57812326, 73175042, 84728996, 100134268, 115624652, 146350084, 275369237, 402462731, 475637773, 550738474, 804925462, 951275546, 1101476948, 1609850924, 1902551092, 5232015503, 10464031006, 20928062012]

約数ペア:

[(1, 20928062012), (2, 10464031006), (4, 5232015503), (11, 1902551092), (13, 1609850924), (19, 1101476948), (22, 951275546), (26, 804925462), (38, 550738474), (44, 475637773), (52, 402462731), (76, 275369237), (143, 146350084), (181, 115624652), (209, 100134268), (247, 84728996), (286, 73175042), (362, 57812326), (418, 50067134), (494, 42364498), (572, 36587521), (724, 28906163), (836, 25033567), (988, 21182249), (1991, 10511332), (2353, 8894204), (2717, 7702636), (3439, 6085508), (3982, 5255666), (4706, 4447102), (5434, 3851318), (6878, 3042754), (7964, 2627833), (9412, 2223551), (10639, 1967108), (10868, 1925659), (13756, 1521377), (21278, 983554), (25883, 808564), (37829, 553228), (42556, 491777), (44707, 468116), (51766, 404282), (75658, 276614), (89414, 234058), (103532, 202141), (117029, 178828), (138307, 151316)]