188465990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{1093}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 348312096

約数和(自身を除く): 159846106

約数列:

[1, 2, 5, 10, 43, 86, 215, 401, 430, 802, 1093, 2005, 2186, 4010, 5465, 10930, 17243, 34486, 46999, 86215, 93998, 172430, 234995, 438293, 469990, 876586, 2191465, 4382930, 18846599, 37693198, 94232995, 188465990]

約数ペア:

[(1, 188465990), (2, 94232995), (5, 37693198), (10, 18846599), (43, 4382930), (86, 2191465), (215, 876586), (401, 469990), (430, 438293), (802, 234995), (1093, 172430), (2005, 93998), (2186, 86215), (4010, 46999), (5465, 34486), (10930, 17243)]