20257848

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 61719840

約数和(自身を除く): 41461992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 184, 207, 234, 276, 299, 312, 414, 468, 552, 598, 828, 897, 936, 941, 1196, 1656, 1794, 1882, 2392, 2691, 2823, 3588, 3764, 5382, 5646, 7176, 7528, 8469, 10764, 11292, 12233, 16938, 21528, 21643, 22584, 24466, 33876, 36699, 43286, 48932, 64929, 67752, 73398, 86572, 97864, 110097, 129858, 146796, 173144, 194787, 220194, 259716, 281359, 293592, 389574, 440388, 519432, 562718, 779148, 844077, 880776, 1125436, 1558296, 1688154, 2250872, 2532231, 3376308, 5064462, 6752616, 10128924, 20257848]

約数ペア:

[(1, 20257848), (2, 10128924), (3, 6752616), (4, 5064462), (6, 3376308), (8, 2532231), (9, 2250872), (12, 1688154), (13, 1558296), (18, 1125436), (23, 880776), (24, 844077), (26, 779148), (36, 562718), (39, 519432), (46, 440388), (52, 389574), (69, 293592), (72, 281359), (78, 259716), (92, 220194), (104, 194787), (117, 173144), (138, 146796), (156, 129858), (184, 110097), (207, 97864), (234, 86572), (276, 73398), (299, 67752), (312, 64929), (414, 48932), (468, 43286), (552, 36699), (598, 33876), (828, 24466), (897, 22584), (936, 21643), (941, 21528), (1196, 16938), (1656, 12233), (1794, 11292), (1882, 10764), (2392, 8469), (2691, 7528), (2823, 7176), (3588, 5646), (3764, 5382)]