20199062718

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:971

約数の個数: 128

約数和(自身を含む): 46931702400

約数和(自身を除く): 26732639682

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 109, 111, 137, 218, 222, 274, 327, 333, 411, 654, 666, 677, 822, 981, 999, 1233, 1354, 1962, 1998, 2031, 2466, 2943, 3699, 4033, 4062, 5069, 5886, 6093, 7398, 8066, 10138, 12099, 12186, 14933, 15207, 18279, 24198, 25049, 29866, 30414, 36297, 36558, 44799, 45621, 50098, 72594, 73793, 75147, 89598, 91242, 92749, 108891, 134397, 136863, 147586, 150294, 185498, 217782, 221379, 225441, 268794, 273726, 278247, 403191, 442758, 450882, 552521, 556494, 664137, 676323, 806382, 834741, 1105042, 1328274, 1352646, 1657563, 1669482, 1992411, 2504223, 2730341, 3315126, 3431713, 3984822, 4972689, 5008446, 5460682, 6863426, 8191023, 9945378, 10109641, 10295139, 14918067, 16382046, 20219282, 20590278, 24573069, 29836134, 30328923, 30885417, 49146138, 60657846, 61770834, 73719207, 90986769, 92656251, 147438414, 181973538, 185312502, 272960307, 374056717, 545920614, 748113434, 1122170151, 2244340302, 3366510453, 6733020906, 10099531359, 20199062718]

約数ペア:

[(1, 20199062718), (2, 10099531359), (3, 6733020906), (6, 3366510453), (9, 2244340302), (18, 1122170151), (27, 748113434), (37, 545920614), (54, 374056717), (74, 272960307), (109, 185312502), (111, 181973538), (137, 147438414), (218, 92656251), (222, 90986769), (274, 73719207), (327, 61770834), (333, 60657846), (411, 49146138), (654, 30885417), (666, 30328923), (677, 29836134), (822, 24573069), (981, 20590278), (999, 20219282), (1233, 16382046), (1354, 14918067), (1962, 10295139), (1998, 10109641), (2031, 9945378), (2466, 8191023), (2943, 6863426), (3699, 5460682), (4033, 5008446), (4062, 4972689), (5069, 3984822), (5886, 3431713), (6093, 3315126), (7398, 2730341), (8066, 2504223), (10138, 1992411), (12099, 1669482), (12186, 1657563), (14933, 1352646), (15207, 1328274), (18279, 1105042), (24198, 834741), (25049, 806382), (29866, 676323), (30414, 664137), (36297, 556494), (36558, 552521), (44799, 450882), (45621, 442758), (50098, 403191), (72594, 278247), (73793, 273726), (75147, 268794), (89598, 225441), (91242, 221379), (92749, 217782), (108891, 185498), (134397, 150294), (136863, 147586)]