20761232388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7828519}}^1$

素因数の和:7828556

約数の個数: 48

約数和(自身を含む): 55238037120

約数和(自身を除く): 34476804732

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7828519, 15657038, 23485557, 31314076, 46971114, 93942228, 101770747, 133084823, 203541494, 266169646, 305312241, 399254469, 407082988, 532339292, 610624482, 798508938, 1221248964, 1597017876, 1730102699, 3460205398, 5190308097, 6920410796, 10380616194, 20761232388]

約数ペア:

[(1, 20761232388), (2, 10380616194), (3, 6920410796), (4, 5190308097), (6, 3460205398), (12, 1730102699), (13, 1597017876), (17, 1221248964), (26, 798508938), (34, 610624482), (39, 532339292), (51, 407082988), (52, 399254469), (68, 305312241), (78, 266169646), (102, 203541494), (156, 133084823), (204, 101770747), (221, 93942228), (442, 46971114), (663, 31314076), (884, 23485557), (1326, 15657038), (2652, 7828519)]