19626464

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4323

約数の個数: 48

約数和(自身を含む): 45405360

約数和(自身を除く): 25778896

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4289, 4576, 8578, 17156, 34312, 47179, 55757, 68624, 94358, 111514, 137248, 188716, 223028, 377432, 446056, 613327, 754864, 892112, 1226654, 1509728, 1784224, 2453308, 4906616, 9813232, 19626464]

約数ペア:

[(1, 19626464), (2, 9813232), (4, 4906616), (8, 2453308), (11, 1784224), (13, 1509728), (16, 1226654), (22, 892112), (26, 754864), (32, 613327), (44, 446056), (52, 377432), (88, 223028), (104, 188716), (143, 137248), (176, 111514), (208, 94358), (286, 68624), (352, 55757), (416, 47179), (572, 34312), (1144, 17156), (2288, 8578), (4289, 4576)]