91121888

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19913}}^1$

素因数の和:19947

約数の個数: 48

約数和(自身を含む): 210769776

約数和(自身を除く): 119647888

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, 4576, 19913, 39826, 79652, 159304, 219043, 258869, 318608, 438086, 517738, 637216, 876172, 1035476, 1752344, 2070952, 2847559, 3504688, 4141904, 5695118, 7009376, 8283808, 11390236, 22780472, 45560944, 91121888]

約数ペア:

[(1, 91121888), (2, 45560944), (4, 22780472), (8, 11390236), (11, 8283808), (13, 7009376), (16, 5695118), (22, 4141904), (26, 3504688), (32, 2847559), (44, 2070952), (52, 1752344), (88, 1035476), (104, 876172), (143, 637216), (176, 517738), (208, 438086), (286, 318608), (352, 258869), (416, 219043), (572, 159304), (1144, 79652), (2288, 39826), (4576, 19913)]