2018776212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{21379}}^1$

素因数の和:21493

約数の個数: 72

約数和(自身を含む): 5307542240

約数和(自身を除く): 3288766028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 61, 86, 122, 129, 172, 183, 244, 258, 366, 387, 516, 549, 732, 774, 1098, 1548, 2196, 2623, 5246, 7869, 10492, 15738, 21379, 23607, 31476, 42758, 47214, 64137, 85516, 94428, 128274, 192411, 256548, 384822, 769644, 919297, 1304119, 1838594, 2608238, 2757891, 3677188, 3912357, 5216476, 5515782, 7824714, 8273673, 11031564, 11737071, 15649428, 16547346, 23474142, 33094692, 46948284, 56077117, 112154234, 168231351, 224308468, 336462702, 504694053, 672925404, 1009388106, 2018776212]

約数ペア:

[(1, 2018776212), (2, 1009388106), (3, 672925404), (4, 504694053), (6, 336462702), (9, 224308468), (12, 168231351), (18, 112154234), (36, 56077117), (43, 46948284), (61, 33094692), (86, 23474142), (122, 16547346), (129, 15649428), (172, 11737071), (183, 11031564), (244, 8273673), (258, 7824714), (366, 5515782), (387, 5216476), (516, 3912357), (549, 3677188), (732, 2757891), (774, 2608238), (1098, 1838594), (1548, 1304119), (2196, 919297), (2623, 769644), (5246, 384822), (7869, 256548), (10492, 192411), (15738, 128274), (21379, 94428), (23607, 85516), (31476, 64137), (42758, 47214)]