218974018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{57899}}^1$

素因数の和:57993

約数の個数: 16

約数和(自身を含む): 344620800

約数和(自身を除く): 125646782

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 57899, 115798, 1794869, 3531839, 3589738, 7063678, 109487009, 218974018]

約数ペア:

[(1, 218974018), (2, 109487009), (31, 7063678), (61, 3589738), (62, 3531839), (122, 1794869), (1891, 115798), (3782, 57899)]