18931890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4969}}^1$

素因数の和:5106

約数の個数: 32

約数和(自身を含む): 45803520

約数和(自身を除く): 26871630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 4969, 9938, 14907, 24845, 29814, 49690, 74535, 149070, 631063, 1262126, 1893189, 3155315, 3786378, 6310630, 9465945, 18931890]

約数ペア:

[(1, 18931890), (2, 9465945), (3, 6310630), (5, 3786378), (6, 3155315), (10, 1893189), (15, 1262126), (30, 631063), (127, 149070), (254, 74535), (381, 49690), (635, 29814), (762, 24845), (1270, 14907), (1905, 9938), (3810, 4969)]