18835726

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 36892800

約数和(自身を除く): 18057074

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 169, 182, 247, 266, 338, 419, 494, 838, 1183, 1729, 2366, 2933, 3211, 3458, 5447, 5866, 6422, 7961, 10894, 15922, 22477, 38129, 44954, 55727, 70811, 76258, 103493, 111454, 141622, 206986, 495677, 724451, 991354, 1345409, 1448902, 2690818, 9417863, 18835726]

約数ペア:

[(1, 18835726), (2, 9417863), (7, 2690818), (13, 1448902), (14, 1345409), (19, 991354), (26, 724451), (38, 495677), (91, 206986), (133, 141622), (169, 111454), (182, 103493), (247, 76258), (266, 70811), (338, 55727), (419, 44954), (494, 38129), (838, 22477), (1183, 15922), (1729, 10894), (2366, 7961), (2933, 6422), (3211, 5866), (3458, 5447)]