18213090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86729}}^1$

素因数の和:86746

約数の個数: 32

約数和(自身を含む): 49956480

約数和(自身を除く): 31743390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86729, 173458, 260187, 433645, 520374, 607103, 867290, 1214206, 1300935, 1821309, 2601870, 3035515, 3642618, 6071030, 9106545, 18213090]

約数ペア:

[(1, 18213090), (2, 9106545), (3, 6071030), (5, 3642618), (6, 3035515), (7, 2601870), (10, 1821309), (14, 1300935), (15, 1214206), (21, 867290), (30, 607103), (35, 520374), (42, 433645), (70, 260187), (105, 173458), (210, 86729)]