18778396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2243}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 42223104

約数和(自身を除く): 23444708

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2243, 4186, 4486, 8372, 8972, 15701, 29159, 31402, 51589, 58318, 62804, 103178, 116636, 204113, 206356, 361123, 408226, 670657, 722246, 816452, 1341314, 1444492, 2682628, 4694599, 9389198, 18778396]

約数ペア:

[(1, 18778396), (2, 9389198), (4, 4694599), (7, 2682628), (13, 1444492), (14, 1341314), (23, 816452), (26, 722246), (28, 670657), (46, 408226), (52, 361123), (91, 206356), (92, 204113), (161, 116636), (182, 103178), (299, 62804), (322, 58318), (364, 51589), (598, 31402), (644, 29159), (1196, 15701), (2093, 8972), (2243, 8372), (4186, 4486)]