20496216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 35145384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 179, 312, 358, 367, 537, 716, 734, 1074, 1101, 1432, 1468, 2148, 2202, 2327, 2936, 4296, 4404, 4654, 4771, 6981, 8808, 9308, 9542, 13962, 14313, 18616, 19084, 27924, 28626, 38168, 55848, 57252, 65693, 114504, 131386, 197079, 262772, 394158, 525544, 788316, 854009, 1576632, 1708018, 2562027, 3416036, 5124054, 6832072, 10248108, 20496216]

約数ペア:

[(1, 20496216), (2, 10248108), (3, 6832072), (4, 5124054), (6, 3416036), (8, 2562027), (12, 1708018), (13, 1576632), (24, 854009), (26, 788316), (39, 525544), (52, 394158), (78, 262772), (104, 197079), (156, 131386), (179, 114504), (312, 65693), (358, 57252), (367, 55848), (537, 38168), (716, 28626), (734, 27924), (1074, 19084), (1101, 18616), (1432, 14313), (1468, 13962), (2148, 9542), (2202, 9308), (2327, 8808), (2936, 6981), (4296, 4771), (4404, 4654)]