20129404456

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1\times {\mathrm{6337}}^1$

素因数の和:6914

約数の個数: 64

約数和(自身を含む): 43570961280

約数和(自身を除く): 23441556824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 433, 524, 866, 917, 1048, 1732, 1834, 3031, 3464, 3668, 6062, 6337, 7336, 12124, 12674, 24248, 25348, 44359, 50696, 56723, 88718, 113446, 177436, 226892, 354872, 397061, 453784, 794122, 830147, 1588244, 1660294, 2743921, 3176488, 3320588, 5487842, 5811029, 6641176, 10975684, 11622058, 19207447, 21951368, 23244116, 38414894, 46488232, 76829788, 153659576, 359453651, 718907302, 1437814604, 2516175557, 2875629208, 5032351114, 10064702228, 20129404456]

約数ペア:

[(1, 20129404456), (2, 10064702228), (4, 5032351114), (7, 2875629208), (8, 2516175557), (14, 1437814604), (28, 718907302), (56, 359453651), (131, 153659576), (262, 76829788), (433, 46488232), (524, 38414894), (866, 23244116), (917, 21951368), (1048, 19207447), (1732, 11622058), (1834, 10975684), (3031, 6641176), (3464, 5811029), (3668, 5487842), (6062, 3320588), (6337, 3176488), (7336, 2743921), (12124, 1660294), (12674, 1588244), (24248, 830147), (25348, 794122), (44359, 453784), (50696, 397061), (56723, 354872), (88718, 226892), (113446, 177436)]