19941707540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{92951}}^1$

素因数の和:93608

約数の個数: 48

約数和(自身を含む): 44411721984

約数和(自身を除く): 24470014444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 631, 1262, 2524, 3155, 6310, 10727, 12620, 21454, 42908, 53635, 92951, 107270, 185902, 214540, 371804, 464755, 929510, 1580167, 1859020, 3160334, 6320668, 7900835, 15801670, 31603340, 58652081, 117304162, 234608324, 293260405, 586520810, 997085377, 1173041620, 1994170754, 3988341508, 4985426885, 9970853770, 19941707540]

約数ペア:

[(1, 19941707540), (2, 9970853770), (4, 4985426885), (5, 3988341508), (10, 1994170754), (17, 1173041620), (20, 997085377), (34, 586520810), (68, 293260405), (85, 234608324), (170, 117304162), (340, 58652081), (631, 31603340), (1262, 15801670), (2524, 7900835), (3155, 6320668), (6310, 3160334), (10727, 1859020), (12620, 1580167), (21454, 929510), (42908, 464755), (53635, 371804), (92951, 214540), (107270, 185902)]