20199467816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{38767}}^1$

素因数の和:39006

約数の個数: 64

約数和(自身を含む): 42874306560

約数和(自身を除く): 22674838744

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 191, 248, 341, 382, 682, 764, 1364, 1528, 2101, 2728, 4202, 5921, 8404, 11842, 16808, 23684, 38767, 47368, 65131, 77534, 130262, 155068, 260524, 310136, 426437, 521048, 852874, 1201777, 1705748, 2403554, 3411496, 4807108, 7404497, 9614216, 13219547, 14808994, 26439094, 29617988, 52878188, 59235976, 81449467, 105756376, 162898934, 229539407, 325797868, 459078814, 651595736, 918157628, 1836315256, 2524933477, 5049866954, 10099733908, 20199467816]

約数ペア:

[(1, 20199467816), (2, 10099733908), (4, 5049866954), (8, 2524933477), (11, 1836315256), (22, 918157628), (31, 651595736), (44, 459078814), (62, 325797868), (88, 229539407), (124, 162898934), (191, 105756376), (248, 81449467), (341, 59235976), (382, 52878188), (682, 29617988), (764, 26439094), (1364, 14808994), (1528, 13219547), (2101, 9614216), (2728, 7404497), (4202, 4807108), (5921, 3411496), (8404, 2403554), (11842, 1705748), (16808, 1201777), (23684, 852874), (38767, 521048), (47368, 426437), (65131, 310136), (77534, 260524), (130262, 155068)]