18722376

素因数分解:

$2^3\times 3^2\times {\mathrm{457}}^1\times {\mathrm{569}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 50906700

約数和(自身を除く): 32184324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 457, 569, 914, 1138, 1371, 1707, 1828, 2276, 2742, 3414, 3656, 4113, 4552, 5121, 5484, 6828, 8226, 10242, 10968, 13656, 16452, 20484, 32904, 40968, 260033, 520066, 780099, 1040132, 1560198, 2080264, 2340297, 3120396, 4680594, 6240792, 9361188, 18722376]

約数ペア:

[(1, 18722376), (2, 9361188), (3, 6240792), (4, 4680594), (6, 3120396), (8, 2340297), (9, 2080264), (12, 1560198), (18, 1040132), (24, 780099), (36, 520066), (72, 260033), (457, 40968), (569, 32904), (914, 20484), (1138, 16452), (1371, 13656), (1707, 10968), (1828, 10242), (2276, 8226), (2742, 6828), (3414, 5484), (3656, 5121), (4113, 4552)]