19952290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 17605790

約数列:

[1, 2, 5, 10, 29, 58, 107, 145, 214, 290, 535, 643, 1070, 1286, 3103, 3215, 6206, 6430, 15515, 18647, 31030, 37294, 68801, 93235, 137602, 186470, 344005, 688010, 1995229, 3990458, 9976145, 19952290]

約数ペア:

[(1, 19952290), (2, 9976145), (5, 3990458), (10, 1995229), (29, 688010), (58, 344005), (107, 186470), (145, 137602), (214, 93235), (290, 68801), (535, 37294), (643, 31030), (1070, 18647), (1286, 15515), (3103, 6430), (3215, 6206)]