18906088915

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1217}}^1\times {\mathrm{7523}}^1$

素因数の和:8811

約数の個数: 32

約数和(自身を含む): 26392988160

約数和(自身を除く): 7486899245

約数列:

[1, 5, 7, 35, 59, 295, 413, 1217, 2065, 6085, 7523, 8519, 37615, 42595, 52661, 71803, 263305, 359015, 443857, 502621, 2219285, 2513105, 3106999, 9155491, 15534995, 45777455, 64088437, 320442185, 540173969, 2700869845, 3781217783, 18906088915]

約数ペア:

[(1, 18906088915), (5, 3781217783), (7, 2700869845), (35, 540173969), (59, 320442185), (295, 64088437), (413, 45777455), (1217, 15534995), (2065, 9155491), (6085, 3106999), (7523, 2513105), (8519, 2219285), (37615, 502621), (42595, 443857), (52661, 359015), (71803, 263305)]