18550090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4603}}^1$

素因数の和:4654

約数の個数: 32

約数和(自身を含む): 37126656

約数和(自身を除く): 18576566

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4603, 9206, 23015, 46030, 59839, 119678, 142693, 285386, 299195, 598390, 713465, 1426930, 1855009, 3710018, 9275045, 18550090]

約数ペア:

[(1, 18550090), (2, 9275045), (5, 3710018), (10, 1855009), (13, 1426930), (26, 713465), (31, 598390), (62, 299195), (65, 285386), (130, 142693), (155, 119678), (310, 59839), (403, 46030), (806, 23015), (2015, 9206), (4030, 4603)]