20914542

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2065

約数の個数: 48

約数和(自身を含む): 50392368

約数和(自身を除く): 29477826

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 106, 159, 198, 318, 477, 583, 954, 1166, 1749, 1993, 3498, 3986, 5247, 5979, 10494, 11958, 17937, 21923, 35874, 43846, 65769, 105629, 131538, 197307, 211258, 316887, 394614, 633774, 950661, 1161919, 1901322, 2323838, 3485757, 6971514, 10457271, 20914542]

約数ペア:

[(1, 20914542), (2, 10457271), (3, 6971514), (6, 3485757), (9, 2323838), (11, 1901322), (18, 1161919), (22, 950661), (33, 633774), (53, 394614), (66, 316887), (99, 211258), (106, 197307), (159, 131538), (198, 105629), (318, 65769), (477, 43846), (583, 35874), (954, 21923), (1166, 17937), (1749, 11958), (1993, 10494), (3498, 5979), (3986, 5247)]