18950720

素因数分解:

$2^6\times 5^1\times {\mathrm{59221}}^1$

素因数の和:59238

約数の個数: 28

約数和(自身を含む): 45127164

約数和(自身を除く): 26176444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 59221, 118442, 236884, 296105, 473768, 592210, 947536, 1184420, 1895072, 2368840, 3790144, 4737680, 9475360, 18950720]

約数ペア:

[(1, 18950720), (2, 9475360), (4, 4737680), (5, 3790144), (8, 2368840), (10, 1895072), (16, 1184420), (20, 947536), (32, 592210), (40, 473768), (64, 296105), (80, 236884), (160, 118442), (320, 59221)]