20196979686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{29959}}^1$

素因数の和:30090

約数の個数: 96

約数和(自身を含む): 48943614720

約数和(自身を除く): 28746635034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 67, 78, 86, 117, 129, 134, 201, 234, 258, 387, 402, 559, 603, 774, 871, 1118, 1206, 1677, 1742, 2613, 2881, 3354, 5031, 5226, 5762, 7839, 8643, 10062, 15678, 17286, 25929, 29959, 37453, 51858, 59918, 74906, 89877, 112359, 179754, 224718, 269631, 337077, 389467, 539262, 674154, 778934, 1168401, 1288237, 2007253, 2336802, 2576474, 3505203, 3864711, 4014506, 6021759, 7010406, 7729422, 11594133, 12043518, 16747081, 18065277, 23188266, 26094289, 33494162, 36130554, 50241243, 52188578, 78282867, 86311879, 100482486, 150723729, 156565734, 172623758, 234848601, 258935637, 301447458, 469697202, 517871274, 776806911, 1122054427, 1553613822, 2244108854, 3366163281, 6732326562, 10098489843, 20196979686]

約数ペア:

[(1, 20196979686), (2, 10098489843), (3, 6732326562), (6, 3366163281), (9, 2244108854), (13, 1553613822), (18, 1122054427), (26, 776806911), (39, 517871274), (43, 469697202), (67, 301447458), (78, 258935637), (86, 234848601), (117, 172623758), (129, 156565734), (134, 150723729), (201, 100482486), (234, 86311879), (258, 78282867), (387, 52188578), (402, 50241243), (559, 36130554), (603, 33494162), (774, 26094289), (871, 23188266), (1118, 18065277), (1206, 16747081), (1677, 12043518), (1742, 11594133), (2613, 7729422), (2881, 7010406), (3354, 6021759), (5031, 4014506), (5226, 3864711), (5762, 3505203), (7839, 2576474), (8643, 2336802), (10062, 2007253), (15678, 1288237), (17286, 1168401), (25929, 778934), (29959, 674154), (37453, 539262), (51858, 389467), (59918, 337077), (74906, 269631), (89877, 224718), (112359, 179754)]