19498336

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4295

約数の個数: 48

約数和(自身を含む): 45109008

約数和(自身を除く): 25610672

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, 4261, 4576, 8522, 17044, 34088, 46871, 55393, 68176, 93742, 110786, 136352, 187484, 221572, 374968, 443144, 609323, 749936, 886288, 1218646, 1499872, 1772576, 2437292, 4874584, 9749168, 19498336]

約数ペア:

[(1, 19498336), (2, 9749168), (4, 4874584), (8, 2437292), (11, 1772576), (13, 1499872), (16, 1218646), (22, 886288), (26, 749936), (32, 609323), (44, 443144), (52, 374968), (88, 221572), (104, 187484), (143, 136352), (176, 110786), (208, 93742), (286, 68176), (352, 55393), (416, 46871), (572, 34088), (1144, 17044), (2288, 8522), (4261, 4576)]