20785761436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1733}}^1\times {\mathrm{14347}}^1$

素因数の和:16114

約数の個数: 48

約数和(自身を含む): 41797445760

約数和(自身を除く): 21011684324

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1733, 3466, 6932, 14347, 19063, 28694, 32927, 38126, 57388, 65854, 76252, 131708, 157817, 272593, 315634, 362197, 545186, 631268, 724394, 1090372, 1448788, 2998523, 5997046, 11994092, 24863351, 49726702, 99453404, 273496861, 472403669, 546993722, 944807338, 1093987444, 1889614676, 5196440359, 10392880718, 20785761436]

約数ペア:

[(1, 20785761436), (2, 10392880718), (4, 5196440359), (11, 1889614676), (19, 1093987444), (22, 944807338), (38, 546993722), (44, 472403669), (76, 273496861), (209, 99453404), (418, 49726702), (836, 24863351), (1733, 11994092), (3466, 5997046), (6932, 2998523), (14347, 1448788), (19063, 1090372), (28694, 724394), (32927, 631268), (38126, 545186), (57388, 362197), (65854, 315634), (76252, 272593), (131708, 157817)]