20155220403

素因数分解:

$3^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1\times {\mathrm{42467}}^1$

素因数の和:43314

約数の個数: 16

約数和(自身を含む): 27017801856

約数和(自身を除く): 6862581453

約数列:

[1, 3, 281, 563, 843, 1689, 42467, 127401, 158203, 474609, 11933227, 23908921, 35799681, 71726763, 6718406801, 20155220403]

約数ペア:

[(1, 20155220403), (3, 6718406801), (281, 71726763), (563, 35799681), (843, 23908921), (1689, 11933227), (42467, 474609), (127401, 158203)]