138880918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{332251}}^1$

素因数の和:332283

約数の個数: 16

約数和(自身を含む): 239221440

約数和(自身を除く): 100340522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 332251, 664502, 3654761, 6312769, 7309522, 12625538, 69440459, 138880918]

約数ペア:

[(1, 138880918), (2, 69440459), (11, 12625538), (19, 7309522), (22, 6312769), (38, 3654761), (209, 664502), (418, 332251)]