19151970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8081}}^1$

素因数の和:8170

約数の個数: 32

約数和(自身を含む): 46552320

約数和(自身を除く): 27400350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8081, 16162, 24243, 40405, 48486, 80810, 121215, 242430, 638399, 1276798, 1915197, 3191995, 3830394, 6383990, 9575985, 19151970]

約数ペア:

[(1, 19151970), (2, 9575985), (3, 6383990), (5, 3830394), (6, 3191995), (10, 1915197), (15, 1276798), (30, 638399), (79, 242430), (158, 121215), (237, 80810), (395, 48486), (474, 40405), (790, 24243), (1185, 16162), (2370, 8081)]