20193973917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6554357}}^1$

素因数の和:6554452

約数の個数: 16

約数和(自身を含む): 29363523840

約数和(自身を除く): 9169549923

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 6554357, 19663071, 85206641, 255619923, 517794203, 1553382609, 6731324639, 20193973917]

約数ペア:

[(1, 20193973917), (3, 6731324639), (13, 1553382609), (39, 517794203), (79, 255619923), (237, 85206641), (1027, 19663071), (3081, 6554357)]