18220430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5684

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 18339730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 5641, 11282, 28205, 56410, 95897, 107179, 191794, 214358, 479485, 535895, 958970, 1071790, 1822043, 3644086, 9110215, 18220430]

約数ペア:

[(1, 18220430), (2, 9110215), (5, 3644086), (10, 1822043), (17, 1071790), (19, 958970), (34, 535895), (38, 479485), (85, 214358), (95, 191794), (170, 107179), (190, 95897), (323, 56410), (646, 28205), (1615, 11282), (3230, 5641)]