18730195890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89191409}}^1$

素因数の和:89191426

約数の個数: 32

約数和(自身を含む): 51374252160

約数和(自身を除く): 32644056270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 89191409, 178382818, 267574227, 445957045, 535148454, 624339863, 891914090, 1248679726, 1337871135, 1873019589, 2675742270, 3121699315, 3746039178, 6243398630, 9365097945, 18730195890]

約数ペア:

[(1, 18730195890), (2, 9365097945), (3, 6243398630), (5, 3746039178), (6, 3121699315), (7, 2675742270), (10, 1873019589), (14, 1337871135), (15, 1248679726), (21, 891914090), (30, 624339863), (35, 535148454), (42, 445957045), (70, 267574227), (105, 178382818), (210, 89191409)]