19494810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 52565760

約数和(自身を除く): 33070950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 103, 135, 206, 270, 309, 515, 618, 701, 927, 1030, 1402, 1545, 1854, 2103, 2781, 3090, 3505, 4206, 4635, 5562, 6309, 7010, 9270, 10515, 12618, 13905, 18927, 21030, 27810, 31545, 37854, 63090, 72203, 94635, 144406, 189270, 216609, 361015, 433218, 649827, 722030, 1083045, 1299654, 1949481, 2166090, 3249135, 3898962, 6498270, 9747405, 19494810]

約数ペア:

[(1, 19494810), (2, 9747405), (3, 6498270), (5, 3898962), (6, 3249135), (9, 2166090), (10, 1949481), (15, 1299654), (18, 1083045), (27, 722030), (30, 649827), (45, 433218), (54, 361015), (90, 216609), (103, 189270), (135, 144406), (206, 94635), (270, 72203), (309, 63090), (515, 37854), (618, 31545), (701, 27810), (927, 21030), (1030, 18927), (1402, 13905), (1545, 12618), (1854, 10515), (2103, 9270), (2781, 7010), (3090, 6309), (3505, 5562), (4206, 4635)]