19996578

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52901}}^1$

素因数の和:52919

約数の個数: 32

約数和(自身を含む): 50785920

約数和(自身を除く): 30789342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52901, 105802, 158703, 317406, 370307, 476109, 740614, 952218, 1110921, 1428327, 2221842, 2856654, 3332763, 6665526, 9998289, 19996578]

約数ペア:

[(1, 19996578), (2, 9998289), (3, 6665526), (6, 3332763), (7, 2856654), (9, 2221842), (14, 1428327), (18, 1110921), (21, 952218), (27, 740614), (42, 476109), (54, 370307), (63, 317406), (126, 158703), (189, 105802), (378, 52901)]