28404002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{3319}}^1$

素因数の和:3721

約数の個数: 16

約数和(自身を含む): 46612800

約数和(自身を除く): 18208798

約数列:

[1, 2, 11, 22, 389, 778, 3319, 4279, 6638, 8558, 36509, 73018, 1291091, 2582182, 14202001, 28404002]

約数ペア:

[(1, 28404002), (2, 14202001), (11, 2582182), (22, 1291091), (389, 73018), (778, 36509), (3319, 8558), (4279, 6638)]