81619744

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{134243}}^1$

素因数の和:134272

約数の個数: 24

約数和(自身を含む): 169147440

約数和(自身を除く): 87527696

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 134243, 268486, 536972, 1073944, 2147888, 2550617, 4295776, 5101234, 10202468, 20404936, 40809872, 81619744]

約数ペア:

[(1, 81619744), (2, 40809872), (4, 20404936), (8, 10202468), (16, 5101234), (19, 4295776), (32, 2550617), (38, 2147888), (76, 1073944), (152, 536972), (304, 268486), (608, 134243)]