18330260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70501}}^1$

素因数の和:70523

約数の個数: 24

約数和(自身を含む): 41455176

約数和(自身を除く): 23124916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70501, 141002, 282004, 352505, 705010, 916513, 1410020, 1833026, 3666052, 4582565, 9165130, 18330260]

約数ペア:

[(1, 18330260), (2, 9165130), (4, 4582565), (5, 3666052), (10, 1833026), (13, 1410020), (20, 916513), (26, 705010), (52, 352505), (65, 282004), (130, 141002), (260, 70501)]