2007878706

素因数分解:

$2^1\times 3^4\times {\mathrm{491}}^1\times {\mathrm{25243}}^1$

素因数の和:25748

約数の個数: 40

約数和(自身を含む): 4508477424

約数和(自身を除く): 2500598718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 491, 982, 1473, 2946, 4419, 8838, 13257, 25243, 26514, 39771, 50486, 75729, 79542, 151458, 227187, 454374, 681561, 1363122, 2044683, 4089366, 12394313, 24788626, 37182939, 74365878, 111548817, 223097634, 334646451, 669292902, 1003939353, 2007878706]

約数ペア:

[(1, 2007878706), (2, 1003939353), (3, 669292902), (6, 334646451), (9, 223097634), (18, 111548817), (27, 74365878), (54, 37182939), (81, 24788626), (162, 12394313), (491, 4089366), (982, 2044683), (1473, 1363122), (2946, 681561), (4419, 454374), (8838, 227187), (13257, 151458), (25243, 79542), (26514, 75729), (39771, 50486)]