20243663392

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{2543}}^1\times {\mathrm{13093}}^1$

素因数の和:15665

約数の個数: 48

約数和(自身を含む): 41972031360

約数和(自身を除く): 21728367968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 2543, 5086, 10172, 13093, 20344, 26186, 40688, 48317, 52372, 81376, 96634, 104744, 193268, 209488, 248767, 386536, 418976, 497534, 773072, 995068, 1546144, 1990136, 3980272, 7960544, 33295499, 66590998, 133181996, 266363992, 532727984, 632614481, 1065455968, 1265228962, 2530457924, 5060915848, 10121831696, 20243663392]

約数ペア:

[(1, 20243663392), (2, 10121831696), (4, 5060915848), (8, 2530457924), (16, 1265228962), (19, 1065455968), (32, 632614481), (38, 532727984), (76, 266363992), (152, 133181996), (304, 66590998), (608, 33295499), (2543, 7960544), (5086, 3980272), (10172, 1990136), (13093, 1546144), (20344, 995068), (26186, 773072), (40688, 497534), (48317, 418976), (52372, 386536), (81376, 248767), (96634, 209488), (104744, 193268)]