18486564795

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{451939}}^1$

素因数の和:452057

約数の個数: 40

約数和(自身を含む): 33467060880

約数和(自身を除く): 14980496085

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2727, 4545, 8181, 13635, 40905, 451939, 1355817, 2259695, 4067451, 6779085, 12202353, 20337255, 36607059, 45645839, 61011765, 136937517, 183035295, 228229195, 410812551, 684687585, 1232437653, 2054062755, 3697312959, 6162188265, 18486564795]

約数ペア:

[(1, 18486564795), (3, 6162188265), (5, 3697312959), (9, 2054062755), (15, 1232437653), (27, 684687585), (45, 410812551), (81, 228229195), (101, 183035295), (135, 136937517), (303, 61011765), (405, 45645839), (505, 36607059), (909, 20337255), (1515, 12202353), (2727, 6779085), (4545, 4067451), (8181, 2259695), (13635, 1355817), (40905, 451939)]