20835996

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{181}}^2$

素因数の和:422

約数の個数: 36

約数和(自身を含む): 49809816

約数和(自身を除く): 28973820

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 181, 212, 318, 362, 543, 636, 724, 1086, 2172, 9593, 19186, 28779, 32761, 38372, 57558, 65522, 98283, 115116, 131044, 196566, 393132, 1736333, 3472666, 5208999, 6945332, 10417998, 20835996]

約数ペア:

[(1, 20835996), (2, 10417998), (3, 6945332), (4, 5208999), (6, 3472666), (12, 1736333), (53, 393132), (106, 196566), (159, 131044), (181, 115116), (212, 98283), (318, 65522), (362, 57558), (543, 38372), (636, 32761), (724, 28779), (1086, 19186), (2172, 9593)]