81916942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{69539}}^1$

素因数の和:69591

約数の個数: 16

約数和(自身を含む): 133516800

約数和(自身を除く): 51599858

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 69539, 139078, 1321241, 2155709, 2642482, 4311418, 40958471, 81916942]

約数ペア:

[(1, 81916942), (2, 40958471), (19, 4311418), (31, 2642482), (38, 2155709), (62, 1321241), (589, 139078), (1178, 69539)]