20046796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 45254048

約数和(自身を除く): 25207252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 97, 121, 122, 154, 194, 242, 244, 308, 388, 427, 484, 671, 679, 847, 854, 1067, 1342, 1358, 1694, 1708, 2134, 2684, 2716, 3388, 4268, 4697, 5917, 7381, 7469, 9394, 11737, 11834, 14762, 14938, 18788, 23474, 23668, 29524, 29876, 41419, 46948, 51667, 65087, 82159, 82838, 103334, 130174, 164318, 165676, 206668, 260348, 328636, 455609, 715957, 911218, 1431914, 1822436, 2863828, 5011699, 10023398, 20046796]

約数ペア:

[(1, 20046796), (2, 10023398), (4, 5011699), (7, 2863828), (11, 1822436), (14, 1431914), (22, 911218), (28, 715957), (44, 455609), (61, 328636), (77, 260348), (97, 206668), (121, 165676), (122, 164318), (154, 130174), (194, 103334), (242, 82838), (244, 82159), (308, 65087), (388, 51667), (427, 46948), (484, 41419), (671, 29876), (679, 29524), (847, 23668), (854, 23474), (1067, 18788), (1342, 14938), (1358, 14762), (1694, 11834), (1708, 11737), (2134, 9394), (2684, 7469), (2716, 7381), (3388, 5917), (4268, 4697)]