18000050

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{2293}}^1$

素因数の和:2462

約数の個数: 24

約数和(自身を含む): 33708036

約数和(自身を除く): 15707986

約数列:

[1, 2, 5, 10, 25, 50, 157, 314, 785, 1570, 2293, 3925, 4586, 7850, 11465, 22930, 57325, 114650, 360001, 720002, 1800005, 3600010, 9000025, 18000050]

約数ペア:

[(1, 18000050), (2, 9000025), (5, 3600010), (10, 1800005), (25, 720002), (50, 360001), (157, 114650), (314, 57325), (785, 22930), (1570, 11465), (2293, 7850), (3925, 4586)]