19910844

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{7001}}^1$

素因数の和:7090

約数の個数: 36

約数和(自身を含む): 50974560

約数和(自身を除く): 31063716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 7001, 14002, 21003, 28004, 42006, 63009, 84012, 126018, 252036, 553079, 1106158, 1659237, 2212316, 3318474, 4977711, 6636948, 9955422, 19910844]

約数ペア:

[(1, 19910844), (2, 9955422), (3, 6636948), (4, 4977711), (6, 3318474), (9, 2212316), (12, 1659237), (18, 1106158), (36, 553079), (79, 252036), (158, 126018), (237, 84012), (316, 63009), (474, 42006), (711, 28004), (948, 21003), (1422, 14002), (2844, 7001)]