20288604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 57125376

約数和(自身を除く): 36836772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 43, 82, 84, 86, 123, 129, 137, 164, 172, 246, 258, 274, 287, 301, 411, 492, 516, 548, 574, 602, 822, 861, 903, 959, 1148, 1204, 1644, 1722, 1763, 1806, 1918, 2877, 3444, 3526, 3612, 3836, 5289, 5617, 5754, 5891, 7052, 10578, 11234, 11508, 11782, 12341, 16851, 17673, 21156, 22468, 23564, 24682, 33702, 35346, 37023, 39319, 41237, 49364, 67404, 70692, 74046, 78638, 82474, 117957, 123711, 148092, 157276, 164948, 235914, 241531, 247422, 471828, 483062, 494844, 724593, 966124, 1449186, 1690717, 2898372, 3381434, 5072151, 6762868, 10144302, 20288604]

約数ペア:

[(1, 20288604), (2, 10144302), (3, 6762868), (4, 5072151), (6, 3381434), (7, 2898372), (12, 1690717), (14, 1449186), (21, 966124), (28, 724593), (41, 494844), (42, 483062), (43, 471828), (82, 247422), (84, 241531), (86, 235914), (123, 164948), (129, 157276), (137, 148092), (164, 123711), (172, 117957), (246, 82474), (258, 78638), (274, 74046), (287, 70692), (301, 67404), (411, 49364), (492, 41237), (516, 39319), (548, 37023), (574, 35346), (602, 33702), (822, 24682), (861, 23564), (903, 22468), (959, 21156), (1148, 17673), (1204, 16851), (1644, 12341), (1722, 11782), (1763, 11508), (1806, 11234), (1918, 10578), (2877, 7052), (3444, 5891), (3526, 5754), (3612, 5617), (3836, 5289)]