15204978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1983

約数の個数: 48

約数和(自身を含む): 36204480

約数和(自身を除く): 20999502

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 1933, 2622, 3866, 3933, 5799, 7866, 11598, 17397, 34794, 36727, 44459, 73454, 88918, 110181, 133377, 220362, 266754, 330543, 400131, 661086, 800262, 844721, 1689442, 2534163, 5068326, 7602489, 15204978]

約数ペア:

[(1, 15204978), (2, 7602489), (3, 5068326), (6, 2534163), (9, 1689442), (18, 844721), (19, 800262), (23, 661086), (38, 400131), (46, 330543), (57, 266754), (69, 220362), (114, 133377), (138, 110181), (171, 88918), (207, 73454), (342, 44459), (414, 36727), (437, 34794), (874, 17397), (1311, 11598), (1933, 7866), (2622, 5799), (3866, 3933)]