20090420984

素因数分解:

$2^3\times {\mathrm{229}}^1\times {\mathrm{1217}}^1\times {\mathrm{9011}}^1$

素因数の和:10463

約数の個数: 32

約数和(自身を含む): 37869325200

約数和(自身を除く): 17778904216

約数列:

[1, 2, 4, 8, 229, 458, 916, 1217, 1832, 2434, 4868, 9011, 9736, 18022, 36044, 72088, 278693, 557386, 1114772, 2063519, 2229544, 4127038, 8254076, 10966387, 16508152, 21932774, 43865548, 87731096, 2511302623, 5022605246, 10045210492, 20090420984]

約数ペア:

[(1, 20090420984), (2, 10045210492), (4, 5022605246), (8, 2511302623), (229, 87731096), (458, 43865548), (916, 21932774), (1217, 16508152), (1832, 10966387), (2434, 8254076), (4868, 4127038), (9011, 2229544), (9736, 2063519), (18022, 1114772), (36044, 557386), (72088, 278693)]