19710690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{997}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 47424960

約数和(自身を除く): 27714270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659, 997, 1318, 1977, 1994, 2991, 3295, 3954, 4985, 5982, 6590, 9885, 9970, 14955, 19770, 29910, 657023, 1314046, 1971069, 3285115, 3942138, 6570230, 9855345, 19710690]

約数ペア:

[(1, 19710690), (2, 9855345), (3, 6570230), (5, 3942138), (6, 3285115), (10, 1971069), (15, 1314046), (30, 657023), (659, 29910), (997, 19770), (1318, 14955), (1977, 9970), (1994, 9885), (2991, 6590), (3295, 5982), (3954, 4985)]