20484684

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:468

約数の個数: 96

約数和(自身を含む): 59431680

約数和(自身を除く): 38946996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 43, 44, 54, 66, 86, 99, 108, 129, 132, 172, 198, 258, 297, 387, 396, 401, 473, 516, 594, 774, 802, 946, 1161, 1188, 1203, 1419, 1548, 1604, 1892, 2322, 2406, 2838, 3609, 4257, 4411, 4644, 4812, 5676, 7218, 8514, 8822, 10827, 12771, 13233, 14436, 17028, 17243, 17644, 21654, 25542, 26466, 34486, 39699, 43308, 51084, 51729, 52932, 68972, 79398, 103458, 119097, 155187, 158796, 189673, 206916, 238194, 310374, 379346, 465561, 476388, 569019, 620748, 758692, 931122, 1138038, 1707057, 1862244, 2276076, 3414114, 5121171, 6828228, 10242342, 20484684]

約数ペア:

[(1, 20484684), (2, 10242342), (3, 6828228), (4, 5121171), (6, 3414114), (9, 2276076), (11, 1862244), (12, 1707057), (18, 1138038), (22, 931122), (27, 758692), (33, 620748), (36, 569019), (43, 476388), (44, 465561), (54, 379346), (66, 310374), (86, 238194), (99, 206916), (108, 189673), (129, 158796), (132, 155187), (172, 119097), (198, 103458), (258, 79398), (297, 68972), (387, 52932), (396, 51729), (401, 51084), (473, 43308), (516, 39699), (594, 34486), (774, 26466), (802, 25542), (946, 21654), (1161, 17644), (1188, 17243), (1203, 17028), (1419, 14436), (1548, 13233), (1604, 12771), (1892, 10827), (2322, 8822), (2406, 8514), (2838, 7218), (3609, 5676), (4257, 4812), (4411, 4644)]