18876970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 42612480

約数和(自身を除く): 23735510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 547, 595, 986, 1015, 1094, 1190, 2030, 2465, 2735, 3451, 3829, 4930, 5470, 6902, 7658, 9299, 15863, 17255, 18598, 19145, 31726, 34510, 38290, 46495, 65093, 79315, 92990, 111041, 130186, 158630, 222082, 269671, 325465, 539342, 555205, 650930, 1110410, 1348355, 1887697, 2696710, 3775394, 9438485, 18876970]

約数ペア:

[(1, 18876970), (2, 9438485), (5, 3775394), (7, 2696710), (10, 1887697), (14, 1348355), (17, 1110410), (29, 650930), (34, 555205), (35, 539342), (58, 325465), (70, 269671), (85, 222082), (119, 158630), (145, 130186), (170, 111041), (203, 92990), (238, 79315), (290, 65093), (406, 46495), (493, 38290), (547, 34510), (595, 31726), (986, 19145), (1015, 18598), (1094, 17255), (1190, 15863), (2030, 9299), (2465, 7658), (2735, 6902), (3451, 5470), (3829, 4930)]