20450973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9697}}^1$

素因数の和:9756

約数の個数: 16

約数和(自身を含む): 29481920

約数和(自身を除く): 9030947

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9697, 29091, 184243, 358789, 552729, 1076367, 6816991, 20450973]

約数ペア:

[(1, 20450973), (3, 6816991), (19, 1076367), (37, 552729), (57, 358789), (111, 184243), (703, 29091), (2109, 9697)]