18343878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 44101632

約数和(自身を除く): 25757754

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 73, 93, 146, 186, 193, 217, 219, 386, 434, 438, 511, 579, 651, 1022, 1158, 1302, 1351, 1533, 2263, 2702, 3066, 4053, 4526, 5983, 6789, 8106, 11966, 13578, 14089, 15841, 17949, 28178, 31682, 35898, 41881, 42267, 47523, 83762, 84534, 95046, 98623, 125643, 197246, 251286, 295869, 436759, 591738, 873518, 1310277, 2620554, 3057313, 6114626, 9171939, 18343878]

約数ペア:

[(1, 18343878), (2, 9171939), (3, 6114626), (6, 3057313), (7, 2620554), (14, 1310277), (21, 873518), (31, 591738), (42, 436759), (62, 295869), (73, 251286), (93, 197246), (146, 125643), (186, 98623), (193, 95046), (217, 84534), (219, 83762), (386, 47523), (434, 42267), (438, 41881), (511, 35898), (579, 31682), (651, 28178), (1022, 17949), (1158, 15841), (1302, 14089), (1351, 13578), (1533, 11966), (2263, 8106), (2702, 6789), (3066, 5983), (4053, 4526)]