20193793916

素因数分解:

$2^2\times {\mathrm{241}}^1\times {\mathrm{647}}^1\times {\mathrm{32377}}^1$

素因数の和:33269

約数の個数: 24

約数和(自身を含む): 35541719136

約数和(自身を除く): 15347925220

約数列:

[1, 2, 4, 241, 482, 647, 964, 1294, 2588, 32377, 64754, 129508, 155927, 311854, 623708, 7802857, 15605714, 20947919, 31211428, 41895838, 83791676, 5048448479, 10096896958, 20193793916]

約数ペア:

[(1, 20193793916), (2, 10096896958), (4, 5048448479), (241, 83791676), (482, 41895838), (647, 31211428), (964, 20947919), (1294, 15605714), (2588, 7802857), (32377, 623708), (64754, 311854), (129508, 155927)]