20576892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8447}}^1$

素因数の和:8490

約数の個数: 48

約数和(自身を含む): 56770560

約数和(自身を除く): 36193668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8447, 16894, 25341, 33788, 50682, 59129, 101364, 118258, 177387, 236516, 244963, 354774, 489926, 709548, 734889, 979852, 1469778, 1714741, 2939556, 3429482, 5144223, 6858964, 10288446, 20576892]

約数ペア:

[(1, 20576892), (2, 10288446), (3, 6858964), (4, 5144223), (6, 3429482), (7, 2939556), (12, 1714741), (14, 1469778), (21, 979852), (28, 734889), (29, 709548), (42, 489926), (58, 354774), (84, 244963), (87, 236516), (116, 177387), (174, 118258), (203, 101364), (348, 59129), (406, 50682), (609, 33788), (812, 25341), (1218, 16894), (2436, 8447)]