18880830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{69929}}^1$

素因数の和:69945

約数の個数: 32

約数和(自身を含む): 50349600

約数和(自身を除く): 31468770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 69929, 139858, 209787, 349645, 419574, 629361, 699290, 1048935, 1258722, 1888083, 2097870, 3146805, 3776166, 6293610, 9440415, 18880830]

約数ペア:

[(1, 18880830), (2, 9440415), (3, 6293610), (5, 3776166), (6, 3146805), (9, 2097870), (10, 1888083), (15, 1258722), (18, 1048935), (27, 699290), (30, 629361), (45, 419574), (54, 349645), (90, 209787), (135, 139858), (270, 69929)]