20178765033

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{130079}}^1$

素因数の和:130261

約数の個数: 32

約数和(自身を含む): 31468953600

約数和(自身を除く): 11290188567

約数列:

[1, 3, 7, 21, 83, 89, 249, 267, 581, 623, 1743, 1869, 7387, 22161, 51709, 130079, 155127, 390237, 910553, 2731659, 10796557, 11577031, 32389671, 34731093, 75575899, 81039217, 226727697, 243117651, 960893573, 2882680719, 6726255011, 20178765033]

約数ペア:

[(1, 20178765033), (3, 6726255011), (7, 2882680719), (21, 960893573), (83, 243117651), (89, 226727697), (249, 81039217), (267, 75575899), (581, 34731093), (623, 32389671), (1743, 11577031), (1869, 10796557), (7387, 2731659), (22161, 910553), (51709, 390237), (130079, 155127)]