20893272

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 56700000

約数和(自身を除く): 35806728

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1249, 1394, 2091, 2498, 2788, 3747, 4182, 4996, 5576, 7494, 8364, 9992, 14988, 16728, 21233, 29976, 42466, 51209, 63699, 84932, 102418, 127398, 153627, 169864, 204836, 254796, 307254, 409672, 509592, 614508, 870553, 1229016, 1741106, 2611659, 3482212, 5223318, 6964424, 10446636, 20893272]

約数ペア:

[(1, 20893272), (2, 10446636), (3, 6964424), (4, 5223318), (6, 3482212), (8, 2611659), (12, 1741106), (17, 1229016), (24, 870553), (34, 614508), (41, 509592), (51, 409672), (68, 307254), (82, 254796), (102, 204836), (123, 169864), (136, 153627), (164, 127398), (204, 102418), (246, 84932), (328, 63699), (408, 51209), (492, 42466), (697, 29976), (984, 21233), (1249, 16728), (1394, 14988), (2091, 9992), (2498, 8364), (2788, 7494), (3747, 5576), (4182, 4996)]