19944866

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{991}}^1$

素因数の和:1369

約数の個数: 16

約数和(自身を含む): 31069440

約数和(自身を除く): 11124574

約数列:

[1, 2, 29, 58, 347, 694, 991, 1982, 10063, 20126, 28739, 57478, 343877, 687754, 9972433, 19944866]

約数ペア:

[(1, 19944866), (2, 9972433), (29, 687754), (58, 343877), (347, 57478), (694, 28739), (991, 20126), (1982, 10063)]