19138750736

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{17389}}^1$

素因数の和:17752

約数の個数: 80

約数和(自身を含む): 43886238720

約数和(自身を除く): 24747487984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 317, 434, 496, 634, 868, 1268, 1736, 2219, 2536, 3472, 4438, 5072, 8876, 9827, 17389, 17752, 19654, 34778, 35504, 39308, 68789, 69556, 78616, 121723, 137578, 139112, 157232, 243446, 275156, 278224, 486892, 539059, 550312, 973784, 1078118, 1100624, 1947568, 2156236, 3773413, 4312472, 5512313, 7546826, 8624944, 11024626, 15093652, 22049252, 30187304, 38586191, 44098504, 60374608, 77172382, 88197008, 154344764, 170881703, 308689528, 341763406, 617379056, 683526812, 1196171921, 1367053624, 2392343842, 2734107248, 4784687684, 9569375368, 19138750736]

約数ペア:

[(1, 19138750736), (2, 9569375368), (4, 4784687684), (7, 2734107248), (8, 2392343842), (14, 1367053624), (16, 1196171921), (28, 683526812), (31, 617379056), (56, 341763406), (62, 308689528), (112, 170881703), (124, 154344764), (217, 88197008), (248, 77172382), (317, 60374608), (434, 44098504), (496, 38586191), (634, 30187304), (868, 22049252), (1268, 15093652), (1736, 11024626), (2219, 8624944), (2536, 7546826), (3472, 5512313), (4438, 4312472), (5072, 3773413), (8876, 2156236), (9827, 1947568), (17389, 1100624), (17752, 1078118), (19654, 973784), (34778, 550312), (35504, 539059), (39308, 486892), (68789, 278224), (69556, 275156), (78616, 243446), (121723, 157232), (137578, 139112)]