2000971917

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{153437}}^1$

素因数の和:153479

約数の個数: 40

約数和(自身を含む): 3564671616

約数和(自身を除く): 1563699699

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 153437, 460311, 1074059, 1380933, 3222177, 3529051, 4142799, 9666531, 10587153, 12428397, 24703357, 28999593, 31761459, 74110071, 86998779, 95284377, 222330213, 285853131, 666990639, 2000971917]

約数ペア:

[(1, 2000971917), (3, 666990639), (7, 285853131), (9, 222330213), (21, 95284377), (23, 86998779), (27, 74110071), (63, 31761459), (69, 28999593), (81, 24703357), (161, 12428397), (189, 10587153), (207, 9666531), (483, 4142799), (567, 3529051), (621, 3222177), (1449, 1380933), (1863, 1074059), (4347, 460311), (13041, 153437)]