18646720

素因数分解:

$2^6\times 5^1\times {\mathrm{58271}}^1$

素因数の和:58288

約数の個数: 28

約数和(自身を含む): 44403264

約数和(自身を除く): 25756544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 58271, 116542, 233084, 291355, 466168, 582710, 932336, 1165420, 1864672, 2330840, 3729344, 4661680, 9323360, 18646720]

約数ペア:

[(1, 18646720), (2, 9323360), (4, 4661680), (5, 3729344), (8, 2330840), (10, 1864672), (16, 1165420), (20, 932336), (32, 582710), (40, 466168), (64, 291355), (80, 233084), (160, 116542), (320, 58271)]