19758590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1732

約数の個数: 32

約数和(自身を含む): 38211264

約数和(自身を除く): 18452674

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 1637, 2414, 3274, 6035, 8185, 12070, 16370, 27829, 55658, 116227, 139145, 232454, 278290, 581135, 1162270, 1975859, 3951718, 9879295, 19758590]

約数ペア:

[(1, 19758590), (2, 9879295), (5, 3951718), (10, 1975859), (17, 1162270), (34, 581135), (71, 278290), (85, 232454), (142, 139145), (170, 116227), (355, 55658), (710, 27829), (1207, 16370), (1637, 12070), (2414, 8185), (3274, 6035)]