20400972

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{32077}}^1$

素因数の和:32137

約数の個数: 24

約数和(自身を含む): 48501936

約数和(自身を除く): 28100964

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 32077, 64154, 96231, 128308, 192462, 384924, 1700081, 3400162, 5100243, 6800324, 10200486, 20400972]

約数ペア:

[(1, 20400972), (2, 10200486), (3, 6800324), (4, 5100243), (6, 3400162), (12, 1700081), (53, 384924), (106, 192462), (159, 128308), (212, 96231), (318, 64154), (636, 32077)]