20175554848

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{188261}}^1$

素因数の和:188485

約数の個数: 48

約数和(自身を含む): 42270843384

約数和(自身を除く): 22095288536

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 197, 272, 394, 544, 788, 1576, 3152, 3349, 6304, 6698, 13396, 26792, 53584, 107168, 188261, 376522, 753044, 1506088, 3012176, 3200437, 6024352, 6400874, 12801748, 25603496, 37087417, 51206992, 74174834, 102413984, 148349668, 296699336, 593398672, 630486089, 1186797344, 1260972178, 2521944356, 5043888712, 10087777424, 20175554848]

約数ペア:

[(1, 20175554848), (2, 10087777424), (4, 5043888712), (8, 2521944356), (16, 1260972178), (17, 1186797344), (32, 630486089), (34, 593398672), (68, 296699336), (136, 148349668), (197, 102413984), (272, 74174834), (394, 51206992), (544, 37087417), (788, 25603496), (1576, 12801748), (3152, 6400874), (3349, 6024352), (6304, 3200437), (6698, 3012176), (13396, 1506088), (26792, 753044), (53584, 376522), (107168, 188261)]