20222228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2477}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 38369352

約数和(自身を除く): 18147124

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2477, 4082, 4954, 8164, 9908, 32201, 64402, 128804, 388889, 777778, 1555556, 5055557, 10111114, 20222228]

約数ペア:

[(1, 20222228), (2, 10111114), (4, 5055557), (13, 1555556), (26, 777778), (52, 388889), (157, 128804), (314, 64402), (628, 32201), (2041, 9908), (2477, 8164), (4082, 4954)]