19651696

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5821}}^1$

素因数の和:6040

約数の個数: 20

約数和(自身を含む): 38262184

約数和(自身を除く): 18610488

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5821, 11642, 23284, 46568, 93136, 1228231, 2456462, 4912924, 9825848, 19651696]

約数ペア:

[(1, 19651696), (2, 9825848), (4, 4912924), (8, 2456462), (16, 1228231), (211, 93136), (422, 46568), (844, 23284), (1688, 11642), (3376, 5821)]