253928656

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{25639}}^1$

素因数の和:26266

約数の個数: 20

約数和(自身を含む): 492800800

約数和(自身を除く): 238872144

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 25639, 51278, 102556, 205112, 410224, 15870541, 31741082, 63482164, 126964328, 253928656]

約数ペア:

[(1, 253928656), (2, 126964328), (4, 63482164), (8, 31741082), (16, 15870541), (619, 410224), (1238, 205112), (2476, 102556), (4952, 51278), (9904, 25639)]