31373788

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{21727}}^1$

素因数の和:21769

約数の個数: 18

約数和(自身を含む): 57948576

約数和(自身を除く): 26574788

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 21727, 43454, 86908, 412813, 825626, 1651252, 7843447, 15686894, 31373788]

約数ペア:

[(1, 31373788), (2, 15686894), (4, 7843447), (19, 1651252), (38, 825626), (76, 412813), (361, 86908), (722, 43454), (1444, 21727)]