18411183872

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{12781}}^1$

素因数の和:13145

約数の個数: 72

約数和(自身を含む): 39032853552

約数和(自身を除く): 20621669680

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 331, 544, 662, 1088, 1324, 2176, 2648, 4352, 5296, 5627, 10592, 11254, 12781, 21184, 22508, 25562, 42368, 45016, 51124, 84736, 90032, 102248, 180064, 204496, 217277, 360128, 408992, 434554, 720256, 817984, 869108, 1440512, 1635968, 1738216, 3271936, 3476432, 4230511, 6952864, 8461022, 13905728, 16922044, 27811456, 33844088, 55622912, 67688176, 71918687, 135376352, 143837374, 270752704, 287674748, 541505408, 575349496, 1083010816, 1150698992, 2301397984, 4602795968, 9205591936, 18411183872]

約数ペア:

[(1, 18411183872), (2, 9205591936), (4, 4602795968), (8, 2301397984), (16, 1150698992), (17, 1083010816), (32, 575349496), (34, 541505408), (64, 287674748), (68, 270752704), (128, 143837374), (136, 135376352), (256, 71918687), (272, 67688176), (331, 55622912), (544, 33844088), (662, 27811456), (1088, 16922044), (1324, 13905728), (2176, 8461022), (2648, 6952864), (4352, 4230511), (5296, 3476432), (5627, 3271936), (10592, 1738216), (11254, 1635968), (12781, 1440512), (21184, 869108), (22508, 817984), (25562, 720256), (42368, 434554), (45016, 408992), (51124, 360128), (84736, 217277), (90032, 204496), (102248, 180064)]