38643287788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{102451}}^1$

素因数の和:103190

約数の個数: 48

約数和(自身を含む): 81469830400

約数和(自身を除く): 42826542612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 709, 1418, 2836, 4963, 9926, 13471, 19852, 26942, 53884, 94297, 102451, 188594, 204902, 377188, 409804, 717157, 1434314, 1946569, 2868628, 3893138, 7786276, 13625983, 27251966, 54503932, 72637759, 145275518, 290551036, 508464313, 1016928626, 1380117421, 2033857252, 2760234842, 5520469684, 9660821947, 19321643894, 38643287788]

約数ペア:

[(1, 38643287788), (2, 19321643894), (4, 9660821947), (7, 5520469684), (14, 2760234842), (19, 2033857252), (28, 1380117421), (38, 1016928626), (76, 508464313), (133, 290551036), (266, 145275518), (532, 72637759), (709, 54503932), (1418, 27251966), (2836, 13625983), (4963, 7786276), (9926, 3893138), (13471, 2868628), (19852, 1946569), (26942, 1434314), (53884, 717157), (94297, 409804), (102451, 377188), (188594, 204902)]