18817963024

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1\times {\mathrm{4877}}^1$

素因数の和:5672

約数の個数: 80

約数和(自身を含む): 42621700608

約数和(自身を除く): 23803737584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 733, 752, 1316, 1466, 2632, 2932, 4877, 5131, 5264, 5864, 9754, 10262, 11728, 19508, 20524, 34139, 34451, 39016, 41048, 68278, 68902, 78032, 82096, 136556, 137804, 229219, 241157, 273112, 275608, 458438, 482314, 546224, 551216, 916876, 964628, 1604533, 1833752, 1929256, 3209066, 3574841, 3667504, 3858512, 6418132, 7149682, 12836264, 14299364, 25023887, 25672528, 28598728, 50047774, 57197456, 100095548, 168017527, 200191096, 336035054, 400382192, 672070108, 1176122689, 1344140216, 2352245378, 2688280432, 4704490756, 9408981512, 18817963024]

約数ペア:

[(1, 18817963024), (2, 9408981512), (4, 4704490756), (7, 2688280432), (8, 2352245378), (14, 1344140216), (16, 1176122689), (28, 672070108), (47, 400382192), (56, 336035054), (94, 200191096), (112, 168017527), (188, 100095548), (329, 57197456), (376, 50047774), (658, 28598728), (733, 25672528), (752, 25023887), (1316, 14299364), (1466, 12836264), (2632, 7149682), (2932, 6418132), (4877, 3858512), (5131, 3667504), (5264, 3574841), (5864, 3209066), (9754, 1929256), (10262, 1833752), (11728, 1604533), (19508, 964628), (20524, 916876), (34139, 551216), (34451, 546224), (39016, 482314), (41048, 458438), (68278, 275608), (68902, 273112), (78032, 241157), (82096, 229219), (136556, 137804)]