18788184

素因数分解:

$2^3\times 3^2\times {\mathrm{457}}^1\times {\mathrm{571}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 51085320

約数和(自身を除く): 32297136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 457, 571, 914, 1142, 1371, 1713, 1828, 2284, 2742, 3426, 3656, 4113, 4568, 5139, 5484, 6852, 8226, 10278, 10968, 13704, 16452, 20556, 32904, 41112, 260947, 521894, 782841, 1043788, 1565682, 2087576, 2348523, 3131364, 4697046, 6262728, 9394092, 18788184]

約数ペア:

[(1, 18788184), (2, 9394092), (3, 6262728), (4, 4697046), (6, 3131364), (8, 2348523), (9, 2087576), (12, 1565682), (18, 1043788), (24, 782841), (36, 521894), (72, 260947), (457, 41112), (571, 32904), (914, 20556), (1142, 16452), (1371, 13704), (1713, 10968), (1828, 10278), (2284, 8226), (2742, 6852), (3426, 5484), (3656, 5139), (4113, 4568)]