19625385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5297}}^1$

素因数の和:5337

約数の個数: 32

約数和(自身を含む): 35602560

約数和(自身を除く): 15977175

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5297, 15891, 26485, 68861, 79455, 100643, 206583, 301929, 344305, 503215, 1032915, 1308359, 1509645, 3925077, 6541795, 19625385]

約数ペア:

[(1, 19625385), (3, 6541795), (5, 3925077), (13, 1509645), (15, 1308359), (19, 1032915), (39, 503215), (57, 344305), (65, 301929), (95, 206583), (195, 100643), (247, 79455), (285, 68861), (741, 26485), (1235, 15891), (3705, 5297)]