19919646

素因数分解:

$2^1\times 3^2\times {\mathrm{317}}^1\times {\mathrm{3491}}^1$

素因数の和:3816

約数の個数: 24

約数和(自身を含む): 43307784

約数和(自身を除く): 23388138

約数列:

[1, 2, 3, 6, 9, 18, 317, 634, 951, 1902, 2853, 3491, 5706, 6982, 10473, 20946, 31419, 62838, 1106647, 2213294, 3319941, 6639882, 9959823, 19919646]

約数ペア:

[(1, 19919646), (2, 9959823), (3, 6639882), (6, 3319941), (9, 2213294), (18, 1106647), (317, 62838), (634, 31419), (951, 20946), (1902, 10473), (2853, 6982), (3491, 5706)]