19798367

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 21552384

約数和(自身を除く): 1754017

約数列:

[1, 31, 37, 41, 421, 1147, 1271, 1517, 13051, 15577, 17261, 47027, 482887, 535091, 638657, 19798367]

約数ペア:

[(1, 19798367), (31, 638657), (37, 535091), (41, 482887), (421, 47027), (1147, 17261), (1271, 15577), (1517, 13051)]