20101291730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154625321}}^1$

素因数の和:154625341

約数の個数: 16

約数和(自身を含む): 38965581144

約数和(自身を除く): 18864289414

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154625321, 309250642, 773126605, 1546253210, 2010129173, 4020258346, 10050645865, 20101291730]

約数ペア:

[(1, 20101291730), (2, 10050645865), (5, 4020258346), (10, 2010129173), (13, 1546253210), (26, 773126605), (65, 309250642), (130, 154625321)]