18420505455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{316259}}^1$

素因数の和:316631

約数の個数: 32

約数和(自身を含む): 32243339520

約数和(自身を除く): 13822834065

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 353, 1059, 1765, 3883, 5295, 11649, 19415, 58245, 316259, 948777, 1581295, 3478849, 4743885, 10436547, 17394245, 52182735, 111639427, 334918281, 558197135, 1228033697, 1674591405, 3684101091, 6140168485, 18420505455]

約数ペア:

[(1, 18420505455), (3, 6140168485), (5, 3684101091), (11, 1674591405), (15, 1228033697), (33, 558197135), (55, 334918281), (165, 111639427), (353, 52182735), (1059, 17394245), (1765, 10436547), (3883, 4743885), (5295, 3478849), (11649, 1581295), (19415, 948777), (58245, 316259)]