18678504

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 50783040

約数和(自身を除く): 32104536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 457, 524, 786, 914, 1048, 1371, 1572, 1703, 1828, 2742, 3144, 3406, 3656, 5109, 5484, 5941, 6812, 10218, 10968, 11882, 13624, 17823, 20436, 23764, 35646, 40872, 47528, 59867, 71292, 119734, 142584, 179601, 239468, 359202, 478936, 718404, 778271, 1436808, 1556542, 2334813, 3113084, 4669626, 6226168, 9339252, 18678504]

約数ペア:

[(1, 18678504), (2, 9339252), (3, 6226168), (4, 4669626), (6, 3113084), (8, 2334813), (12, 1556542), (13, 1436808), (24, 778271), (26, 718404), (39, 478936), (52, 359202), (78, 239468), (104, 179601), (131, 142584), (156, 119734), (262, 71292), (312, 59867), (393, 47528), (457, 40872), (524, 35646), (786, 23764), (914, 20436), (1048, 17823), (1371, 13624), (1572, 11882), (1703, 10968), (1828, 10218), (2742, 6812), (3144, 5941), (3406, 5484), (3656, 5109)]