18550994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 17301550

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 121, 154, 233, 242, 329, 466, 517, 658, 847, 1034, 1631, 1694, 2563, 3262, 3619, 5126, 5687, 7238, 10951, 11374, 17941, 21902, 28193, 35882, 39809, 56386, 76657, 79618, 120461, 153314, 197351, 240922, 394702, 843227, 1325071, 1686454, 2650142, 9275497, 18550994]

約数ペア:

[(1, 18550994), (2, 9275497), (7, 2650142), (11, 1686454), (14, 1325071), (22, 843227), (47, 394702), (77, 240922), (94, 197351), (121, 153314), (154, 120461), (233, 79618), (242, 76657), (329, 56386), (466, 39809), (517, 35882), (658, 28193), (847, 21902), (1034, 17941), (1631, 11374), (1694, 10951), (2563, 7238), (3262, 5687), (3619, 5126)]