19399740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1033}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 54545568

約数和(自身を除く): 35145828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1033, 1252, 1565, 1878, 2066, 3099, 3130, 3756, 4132, 4695, 5165, 6198, 6260, 9390, 10330, 12396, 15495, 18780, 20660, 30990, 61980, 323329, 646658, 969987, 1293316, 1616645, 1939974, 3233290, 3879948, 4849935, 6466580, 9699870, 19399740]

約数ペア:

[(1, 19399740), (2, 9699870), (3, 6466580), (4, 4849935), (5, 3879948), (6, 3233290), (10, 1939974), (12, 1616645), (15, 1293316), (20, 969987), (30, 646658), (60, 323329), (313, 61980), (626, 30990), (939, 20660), (1033, 18780), (1252, 15495), (1565, 12396), (1878, 10330), (2066, 9390), (3099, 6260), (3130, 6198), (3756, 5165), (4132, 4695)]