20189184496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{184181}}^1$

素因数の和:184250

約数の個数: 80

約数和(自身を含む): 46042553088

約数和(自身を除く): 25853368592

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 3536, 4216, 6448, 6851, 8432, 13702, 27404, 54808, 109616, 184181, 368362, 736724, 1473448, 2394353, 2946896, 3131077, 4788706, 5709611, 6262154, 9577412, 11419222, 12524308, 19154824, 22838444, 25048616, 38309648, 40704001, 45676888, 50097232, 74224943, 81408002, 91353776, 97063387, 148449886, 162816004, 194126774, 296899772, 325632008, 388253548, 593799544, 651264016, 776507096, 1187599088, 1261824031, 1553014192, 2523648062, 5047296124, 10094592248, 20189184496]

約数ペア:

[(1, 20189184496), (2, 10094592248), (4, 5047296124), (8, 2523648062), (13, 1553014192), (16, 1261824031), (17, 1187599088), (26, 776507096), (31, 651264016), (34, 593799544), (52, 388253548), (62, 325632008), (68, 296899772), (104, 194126774), (124, 162816004), (136, 148449886), (208, 97063387), (221, 91353776), (248, 81408002), (272, 74224943), (403, 50097232), (442, 45676888), (496, 40704001), (527, 38309648), (806, 25048616), (884, 22838444), (1054, 19154824), (1612, 12524308), (1768, 11419222), (2108, 9577412), (3224, 6262154), (3536, 5709611), (4216, 4788706), (6448, 3131077), (6851, 2946896), (8432, 2394353), (13702, 1473448), (27404, 736724), (54808, 368362), (109616, 184181)]