20465308

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 37608480

約数和(自身を除く): 17143172

約数列:

[1, 2, 4, 23, 46, 92, 181, 362, 724, 1229, 2458, 4163, 4916, 8326, 16652, 28267, 56534, 113068, 222449, 444898, 889796, 5116327, 10232654, 20465308]

約数ペア:

[(1, 20465308), (2, 10232654), (4, 5116327), (23, 889796), (46, 444898), (92, 222449), (181, 113068), (362, 56534), (724, 28267), (1229, 16652), (2458, 8326), (4163, 4916)]