20808712100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18917011}}^1$

素因数の和:18917036

約数の個数: 36

約数和(自身を含む): 49259899248

約数和(自身を除く): 28451187148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 18917011, 37834022, 75668044, 94585055, 189170110, 208087121, 378340220, 416174242, 472925275, 832348484, 945850550, 1040435605, 1891701100, 2080871210, 4161742420, 5202178025, 10404356050, 20808712100]

約数ペア:

[(1, 20808712100), (2, 10404356050), (4, 5202178025), (5, 4161742420), (10, 2080871210), (11, 1891701100), (20, 1040435605), (22, 945850550), (25, 832348484), (44, 472925275), (50, 416174242), (55, 378340220), (100, 208087121), (110, 189170110), (220, 94585055), (275, 75668044), (550, 37834022), (1100, 18917011)]