20328176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6079}}^1$

素因数の和:6117

約数の個数: 40

約数和(自身を含む): 45235200

約数和(自身を除く): 24907024

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 6079, 12158, 24316, 48632, 66869, 97264, 115501, 133738, 231002, 267476, 462004, 534952, 924008, 1069904, 1270511, 1848016, 2541022, 5082044, 10164088, 20328176]

約数ペア:

[(1, 20328176), (2, 10164088), (4, 5082044), (8, 2541022), (11, 1848016), (16, 1270511), (19, 1069904), (22, 924008), (38, 534952), (44, 462004), (76, 267476), (88, 231002), (152, 133738), (176, 115501), (209, 97264), (304, 66869), (418, 48632), (836, 24316), (1672, 12158), (3344, 6079)]