20171541328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{367879}}^1$

素因数の和:368059

約数の個数: 40

約数和(自身を含む): 41055408000

約数和(自身を除く): 20883866672

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 149, 184, 298, 368, 596, 1192, 2384, 3427, 6854, 13708, 27416, 54832, 367879, 735758, 1471516, 2943032, 5886064, 8461217, 16922434, 33844868, 54813971, 67689736, 109627942, 135379472, 219255884, 438511768, 877023536, 1260721333, 2521442666, 5042885332, 10085770664, 20171541328]

約数ペア:

[(1, 20171541328), (2, 10085770664), (4, 5042885332), (8, 2521442666), (16, 1260721333), (23, 877023536), (46, 438511768), (92, 219255884), (149, 135379472), (184, 109627942), (298, 67689736), (368, 54813971), (596, 33844868), (1192, 16922434), (2384, 8461217), (3427, 5886064), (6854, 2943032), (13708, 1471516), (27416, 735758), (54832, 367879)]