20129450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36599}}^1$

素因数の和:36622

約数の個数: 24

約数和(自身を含む): 40845600

約数和(自身を除く): 20716150

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 36599, 73198, 182995, 365990, 402589, 805178, 914975, 1829950, 2012945, 4025890, 10064725, 20129450]

約数ペア:

[(1, 20129450), (2, 10064725), (5, 4025890), (10, 2012945), (11, 1829950), (22, 914975), (25, 805178), (50, 402589), (55, 365990), (110, 182995), (275, 73198), (550, 36599)]