30990518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{1297}}^1$

素因数の和:2231

約数の個数: 16

約数和(自身を含む): 50154720

約数和(自身を除く): 19164202

約数列:

[1, 2, 13, 26, 919, 1297, 1838, 2594, 11947, 16861, 23894, 33722, 1191943, 2383886, 15495259, 30990518]

約数ペア:

[(1, 30990518), (2, 15495259), (13, 2383886), (26, 1191943), (919, 33722), (1297, 23894), (1838, 16861), (2594, 11947)]