1991615032

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{709}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 4126917600

約数和(自身を除く): 2135302568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 233, 274, 466, 548, 709, 932, 1096, 1418, 1507, 1864, 2563, 2836, 3014, 5126, 5672, 6028, 7799, 10252, 12056, 15598, 20504, 31196, 31921, 62392, 63842, 97133, 127684, 165197, 194266, 255368, 330394, 351131, 388532, 660788, 702262, 777064, 1068463, 1321576, 1404524, 1817167, 2136926, 2809048, 3634334, 4273852, 7268668, 8547704, 14537336, 22631989, 45263978, 90527956, 181055912, 248951879, 497903758, 995807516, 1991615032]

約数ペア:

[(1, 1991615032), (2, 995807516), (4, 497903758), (8, 248951879), (11, 181055912), (22, 90527956), (44, 45263978), (88, 22631989), (137, 14537336), (233, 8547704), (274, 7268668), (466, 4273852), (548, 3634334), (709, 2809048), (932, 2136926), (1096, 1817167), (1418, 1404524), (1507, 1321576), (1864, 1068463), (2563, 777064), (2836, 702262), (3014, 660788), (5126, 388532), (5672, 351131), (6028, 330394), (7799, 255368), (10252, 194266), (12056, 165197), (15598, 127684), (20504, 97133), (31196, 63842), (31921, 62392)]