20295830

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15493}}^1$

素因数の和:15631

約数の個数: 16

約数和(自身を含む): 36813744

約数和(自身を除く): 16517914

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15493, 30986, 77465, 154930, 2029583, 4059166, 10147915, 20295830]

約数ペア:

[(1, 20295830), (2, 10147915), (5, 4059166), (10, 2029583), (131, 154930), (262, 77465), (655, 30986), (1310, 15493)]