19619870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 37721376

約数和(自身を除く): 18101506

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 881, 1310, 1762, 2227, 4405, 4454, 8810, 11135, 14977, 22270, 29954, 74885, 115411, 149770, 230822, 577055, 1154110, 1961987, 3923974, 9809935, 19619870]

約数ペア:

[(1, 19619870), (2, 9809935), (5, 3923974), (10, 1961987), (17, 1154110), (34, 577055), (85, 230822), (131, 149770), (170, 115411), (262, 74885), (655, 29954), (881, 22270), (1310, 14977), (1762, 11135), (2227, 8810), (4405, 4454)]