20161486443

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3706837}}^1$

素因数の和:3706891

約数の個数: 24

約数和(自身を含む): 32116044432

約数和(自身を除く): 11954557989

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 3706837, 11120511, 25947859, 77843577, 137152969, 181635013, 411458907, 544905039, 960070783, 2880212349, 6720495481, 20161486443]

約数ペア:

[(1, 20161486443), (3, 6720495481), (7, 2880212349), (21, 960070783), (37, 544905039), (49, 411458907), (111, 181635013), (147, 137152969), (259, 77843577), (777, 25947859), (1813, 11120511), (5439, 3706837)]