18578970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{22937}}^1$

素因数の和:22956

約数の個数: 40

約数和(自身を含む): 49958964

約数和(自身を除く): 31379994

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 22937, 45874, 68811, 114685, 137622, 206433, 229370, 344055, 412866, 619299, 688110, 1032165, 1238598, 1857897, 2064330, 3096495, 3715794, 6192990, 9289485, 18578970]

約数ペア:

[(1, 18578970), (2, 9289485), (3, 6192990), (5, 3715794), (6, 3096495), (9, 2064330), (10, 1857897), (15, 1238598), (18, 1032165), (27, 688110), (30, 619299), (45, 412866), (54, 344055), (81, 229370), (90, 206433), (135, 137622), (162, 114685), (270, 68811), (405, 45874), (810, 22937)]