209931676

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 387636480

約数和(自身を除く): 177704804

約数列:

[1, 2, 4, 43, 59, 86, 118, 137, 151, 172, 236, 274, 302, 548, 604, 2537, 5074, 5891, 6493, 8083, 8909, 10148, 11782, 12986, 16166, 17818, 20687, 23564, 25972, 32332, 35636, 41374, 82748, 347569, 383087, 695138, 766174, 889541, 1220533, 1390276, 1532348, 1779082, 2441066, 3558164, 4882132, 52482919, 104965838, 209931676]

約数ペア:

[(1, 209931676), (2, 104965838), (4, 52482919), (43, 4882132), (59, 3558164), (86, 2441066), (118, 1779082), (137, 1532348), (151, 1390276), (172, 1220533), (236, 889541), (274, 766174), (302, 695138), (548, 383087), (604, 347569), (2537, 82748), (5074, 41374), (5891, 35636), (6493, 32332), (8083, 25972), (8909, 23564), (10148, 20687), (11782, 17818), (12986, 16166)]