19879814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8867}}^1$

素因数の和:8947

約数の個数: 16

約数和(自身を含む): 31924800

約数和(自身を除く): 12044986

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 8867, 17734, 168473, 336946, 523153, 1046306, 9939907, 19879814]

約数ペア:

[(1, 19879814), (2, 9939907), (19, 1046306), (38, 523153), (59, 336946), (118, 168473), (1121, 17734), (2242, 8867)]