20461536

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3128

約数の個数: 72

約数和(自身を含む): 60737040

約数和(自身を除く): 40275504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3089, 3312, 6178, 6624, 9267, 12356, 18534, 24712, 27801, 37068, 49424, 55602, 71047, 74136, 98848, 111204, 142094, 148272, 213141, 222408, 284188, 296544, 426282, 444816, 568376, 639423, 852564, 889632, 1136752, 1278846, 1705128, 2273504, 2557692, 3410256, 5115384, 6820512, 10230768, 20461536]

約数ペア:

[(1, 20461536), (2, 10230768), (3, 6820512), (4, 5115384), (6, 3410256), (8, 2557692), (9, 2273504), (12, 1705128), (16, 1278846), (18, 1136752), (23, 889632), (24, 852564), (32, 639423), (36, 568376), (46, 444816), (48, 426282), (69, 296544), (72, 284188), (92, 222408), (96, 213141), (138, 148272), (144, 142094), (184, 111204), (207, 98848), (276, 74136), (288, 71047), (368, 55602), (414, 49424), (552, 37068), (736, 27801), (828, 24712), (1104, 18534), (1656, 12356), (2208, 9267), (3089, 6624), (3312, 6178)]