20565681422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4229881}}^1$

素因数の和:4229924

約数の個数: 32

約数和(自身を含む): 38373489504

約数和(自身を除く): 17807808082

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 4229881, 8459762, 46528691, 54988453, 71907977, 93057382, 109976906, 143815954, 604872983, 790987747, 934803701, 1209745966, 1581975494, 1869607402, 10282840711, 20565681422]

約数ペア:

[(1, 20565681422), (2, 10282840711), (11, 1869607402), (13, 1581975494), (17, 1209745966), (22, 934803701), (26, 790987747), (34, 604872983), (143, 143815954), (187, 109976906), (221, 93057382), (286, 71907977), (374, 54988453), (442, 46528691), (2431, 8459762), (4862, 4229881)]