20118323464

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{235181}}^1$

素因数の和:235258

約数の個数: 48

約数和(自身を含む): 41154498180

約数和(自身を除く): 21036174716

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 289, 296, 578, 629, 1156, 1258, 2312, 2516, 5032, 10693, 21386, 42772, 85544, 235181, 470362, 940724, 1881448, 3998077, 7996154, 8701697, 15992308, 17403394, 31984616, 34806788, 67967309, 69613576, 135934618, 147928849, 271869236, 295857698, 543738472, 591715396, 1183430792, 2514790433, 5029580866, 10059161732, 20118323464]

約数ペア:

[(1, 20118323464), (2, 10059161732), (4, 5029580866), (8, 2514790433), (17, 1183430792), (34, 591715396), (37, 543738472), (68, 295857698), (74, 271869236), (136, 147928849), (148, 135934618), (289, 69613576), (296, 67967309), (578, 34806788), (629, 31984616), (1156, 17403394), (1258, 15992308), (2312, 8701697), (2516, 7996154), (5032, 3998077), (10693, 1881448), (21386, 940724), (42772, 470362), (85544, 235181)]