20007168

素因数分解:

$2^8\times 3^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 53961600

約数和(自身を除く): 33954432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 239, 256, 327, 384, 436, 478, 654, 717, 768, 872, 956, 1308, 1434, 1744, 1912, 2616, 2868, 3488, 3824, 5232, 5736, 6976, 7648, 10464, 11472, 13952, 15296, 20928, 22944, 26051, 27904, 30592, 41856, 45888, 52102, 61184, 78153, 83712, 91776, 104204, 156306, 183552, 208408, 312612, 416816, 625224, 833632, 1250448, 1667264, 2500896, 3334528, 5001792, 6669056, 10003584, 20007168]

約数ペア:

[(1, 20007168), (2, 10003584), (3, 6669056), (4, 5001792), (6, 3334528), (8, 2500896), (12, 1667264), (16, 1250448), (24, 833632), (32, 625224), (48, 416816), (64, 312612), (96, 208408), (109, 183552), (128, 156306), (192, 104204), (218, 91776), (239, 83712), (256, 78153), (327, 61184), (384, 52102), (436, 45888), (478, 41856), (654, 30592), (717, 27904), (768, 26051), (872, 22944), (956, 20928), (1308, 15296), (1434, 13952), (1744, 11472), (1912, 10464), (2616, 7648), (2868, 6976), (3488, 5736), (3824, 5232)]