20755512

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38212488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 79, 82, 89, 123, 158, 164, 178, 237, 246, 267, 316, 328, 356, 369, 474, 492, 534, 632, 711, 712, 738, 801, 948, 984, 1068, 1422, 1476, 1602, 1896, 2136, 2844, 2952, 3204, 3239, 3649, 5688, 6408, 6478, 7031, 7298, 9717, 10947, 12956, 14062, 14596, 19434, 21093, 21894, 25912, 28124, 29151, 29192, 32841, 38868, 42186, 43788, 56248, 58302, 63279, 65682, 77736, 84372, 87576, 116604, 126558, 131364, 168744, 233208, 253116, 262728, 288271, 506232, 576542, 864813, 1153084, 1729626, 2306168, 2594439, 3459252, 5188878, 6918504, 10377756, 20755512]

約数ペア:

[(1, 20755512), (2, 10377756), (3, 6918504), (4, 5188878), (6, 3459252), (8, 2594439), (9, 2306168), (12, 1729626), (18, 1153084), (24, 864813), (36, 576542), (41, 506232), (72, 288271), (79, 262728), (82, 253116), (89, 233208), (123, 168744), (158, 131364), (164, 126558), (178, 116604), (237, 87576), (246, 84372), (267, 77736), (316, 65682), (328, 63279), (356, 58302), (369, 56248), (474, 43788), (492, 42186), (534, 38868), (632, 32841), (711, 29192), (712, 29151), (738, 28124), (801, 25912), (948, 21894), (984, 21093), (1068, 19434), (1422, 14596), (1476, 14062), (1602, 12956), (1896, 10947), (2136, 9717), (2844, 7298), (2952, 7031), (3204, 6478), (3239, 6408), (3649, 5688)]