20498228

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 36506400

約数和(自身を除く): 16008172

約数列:

[1, 2, 4, 149, 163, 211, 298, 326, 422, 596, 652, 844, 24287, 31439, 34393, 48574, 62878, 68786, 97148, 125756, 137572, 5124557, 10249114, 20498228]

約数ペア:

[(1, 20498228), (2, 10249114), (4, 5124557), (149, 137572), (163, 125756), (211, 97148), (298, 68786), (326, 62878), (422, 48574), (596, 34393), (652, 31439), (844, 24287)]