18559970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12979}}^1$

素因数の和:13010

約数の個数: 32

約数和(自身を含む): 39251520

約数和(自身を除く): 20691550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12979, 25958, 64895, 129790, 142769, 168727, 285538, 337454, 713845, 843635, 1427690, 1687270, 1855997, 3711994, 9279985, 18559970]

約数ペア:

[(1, 18559970), (2, 9279985), (5, 3711994), (10, 1855997), (11, 1687270), (13, 1427690), (22, 843635), (26, 713845), (55, 337454), (65, 285538), (110, 168727), (130, 142769), (143, 129790), (286, 64895), (715, 25958), (1430, 12979)]