19853690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 17401990

約数列:

[1, 2, 5, 10, 29, 58, 145, 223, 290, 307, 446, 614, 1115, 1535, 2230, 3070, 6467, 8903, 12934, 17806, 32335, 44515, 64670, 68461, 89030, 136922, 342305, 684610, 1985369, 3970738, 9926845, 19853690]

約数ペア:

[(1, 19853690), (2, 9926845), (5, 3970738), (10, 1985369), (29, 684610), (58, 342305), (145, 136922), (223, 89030), (290, 68461), (307, 64670), (446, 44515), (614, 32335), (1115, 17806), (1535, 12934), (2230, 8903), (3070, 6467)]