20653176

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 53625600

約数和(自身を除く): 32972424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 139, 151, 164, 246, 278, 302, 328, 417, 453, 492, 556, 604, 834, 906, 984, 1112, 1208, 1668, 1812, 3336, 3624, 5699, 6191, 11398, 12382, 17097, 18573, 20989, 22796, 24764, 34194, 37146, 41978, 45592, 49528, 62967, 68388, 74292, 83956, 125934, 136776, 148584, 167912, 251868, 503736, 860549, 1721098, 2581647, 3442196, 5163294, 6884392, 10326588, 20653176]

約数ペア:

[(1, 20653176), (2, 10326588), (3, 6884392), (4, 5163294), (6, 3442196), (8, 2581647), (12, 1721098), (24, 860549), (41, 503736), (82, 251868), (123, 167912), (139, 148584), (151, 136776), (164, 125934), (246, 83956), (278, 74292), (302, 68388), (328, 62967), (417, 49528), (453, 45592), (492, 41978), (556, 37146), (604, 34194), (834, 24764), (906, 22796), (984, 20989), (1112, 18573), (1208, 17097), (1668, 12382), (1812, 11398), (3336, 6191), (3624, 5699)]