2018971668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{511391}}^1$

素因数の和:511452

約数の個数: 48

約数和(自身を含む): 5498486784

約数和(自身を除く): 3479515116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 511391, 1022782, 1534173, 2045564, 3068346, 3579737, 6136692, 7159474, 10739211, 14318948, 21478422, 24035377, 42956844, 48070754, 72106131, 96141508, 144212262, 168247639, 288424524, 336495278, 504742917, 672990556, 1009485834, 2018971668]

約数ペア:

[(1, 2018971668), (2, 1009485834), (3, 672990556), (4, 504742917), (6, 336495278), (7, 288424524), (12, 168247639), (14, 144212262), (21, 96141508), (28, 72106131), (42, 48070754), (47, 42956844), (84, 24035377), (94, 21478422), (141, 14318948), (188, 10739211), (282, 7159474), (329, 6136692), (564, 3579737), (658, 3068346), (987, 2045564), (1316, 1534173), (1974, 1022782), (3948, 511391)]