20486292

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 30462060

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 233, 431, 466, 699, 862, 932, 1293, 1398, 1724, 2586, 2796, 3961, 5172, 7327, 7922, 11883, 14654, 15844, 21981, 23766, 29308, 43962, 47532, 87924, 100423, 200846, 301269, 401692, 602538, 1205076, 1707191, 3414382, 5121573, 6828764, 10243146, 20486292]

約数ペア:

[(1, 20486292), (2, 10243146), (3, 6828764), (4, 5121573), (6, 3414382), (12, 1707191), (17, 1205076), (34, 602538), (51, 401692), (68, 301269), (102, 200846), (204, 100423), (233, 87924), (431, 47532), (466, 43962), (699, 29308), (862, 23766), (932, 21981), (1293, 15844), (1398, 14654), (1724, 11883), (2586, 7922), (2796, 7327), (3961, 5172)]