20659464

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 64584000

約数和(自身を除く): 43924536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 179, 229, 252, 358, 458, 504, 537, 687, 716, 916, 1074, 1253, 1374, 1432, 1603, 1611, 1832, 2061, 2148, 2506, 2748, 3206, 3222, 3759, 4122, 4296, 4809, 5012, 5496, 6412, 6444, 7518, 8244, 9618, 10024, 11277, 12824, 12888, 14427, 15036, 16488, 19236, 22554, 28854, 30072, 38472, 40991, 45108, 57708, 81982, 90216, 115416, 122973, 163964, 245946, 286937, 327928, 368919, 491892, 573874, 737838, 860811, 983784, 1147748, 1475676, 1721622, 2295496, 2582433, 2951352, 3443244, 5164866, 6886488, 10329732, 20659464]

約数ペア:

[(1, 20659464), (2, 10329732), (3, 6886488), (4, 5164866), (6, 3443244), (7, 2951352), (8, 2582433), (9, 2295496), (12, 1721622), (14, 1475676), (18, 1147748), (21, 983784), (24, 860811), (28, 737838), (36, 573874), (42, 491892), (56, 368919), (63, 327928), (72, 286937), (84, 245946), (126, 163964), (168, 122973), (179, 115416), (229, 90216), (252, 81982), (358, 57708), (458, 45108), (504, 40991), (537, 38472), (687, 30072), (716, 28854), (916, 22554), (1074, 19236), (1253, 16488), (1374, 15036), (1432, 14427), (1603, 12888), (1611, 12824), (1832, 11277), (2061, 10024), (2148, 9618), (2506, 8244), (2748, 7518), (3206, 6444), (3222, 6412), (3759, 5496), (4122, 5012), (4296, 4809)]