418620986

素因数分解:

$2^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{21013}}^1$

素因数の和:22445

約数の個数: 16

約数和(自身を含む): 718174464

約数和(自身を除く): 299553478

約数列:

[1, 2, 7, 14, 1423, 2846, 9961, 19922, 21013, 42026, 147091, 294182, 29901499, 59802998, 209310493, 418620986]

約数ペア:

[(1, 418620986), (2, 209310493), (7, 59802998), (14, 29901499), (1423, 294182), (2846, 147091), (9961, 42026), (19922, 21013)]