81369248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{133831}}^1$

素因数の和:133860

約数の個数: 24

約数和(自身を含む): 168628320

約数和(自身を除く): 87259072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 133831, 267662, 535324, 1070648, 2141296, 2542789, 4282592, 5085578, 10171156, 20342312, 40684624, 81369248]

約数ペア:

[(1, 81369248), (2, 40684624), (4, 20342312), (8, 10171156), (16, 5085578), (19, 4282592), (32, 2542789), (38, 2141296), (76, 1070648), (152, 535324), (304, 267662), (608, 133831)]