18974445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9511}}^1$

素因数の和:9545

約数の個数: 32

約数和(自身を含む): 36526080

約数和(自身を除く): 17551635

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9511, 28533, 47555, 66577, 142665, 180709, 199731, 332885, 542127, 903545, 998655, 1264963, 2710635, 3794889, 6324815, 18974445]

約数ペア:

[(1, 18974445), (3, 6324815), (5, 3794889), (7, 2710635), (15, 1264963), (19, 998655), (21, 903545), (35, 542127), (57, 332885), (95, 199731), (105, 180709), (133, 142665), (285, 66577), (399, 47555), (665, 28533), (1995, 9511)]