20784865992

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{421019}}^1$

素因数の和:421067

約数の個数: 96

約数和(自身を含む): 60475312800

約数和(自身を除く): 39690446808

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 121, 132, 136, 187, 204, 242, 264, 363, 374, 408, 484, 561, 726, 748, 968, 1122, 1452, 1496, 2057, 2244, 2904, 4114, 4488, 6171, 8228, 12342, 16456, 24684, 49368, 421019, 842038, 1263057, 1684076, 2526114, 3368152, 4631209, 5052228, 7157323, 9262418, 10104456, 13893627, 14314646, 18524836, 21471969, 27787254, 28629292, 37049672, 42943938, 50943299, 55574508, 57258584, 78730553, 85887876, 101886598, 111149016, 152829897, 157461106, 171775752, 203773196, 236191659, 305659794, 314922212, 407546392, 472383318, 611319588, 629844424, 866036083, 944766636, 1222639176, 1732072166, 1889533272, 2598108249, 3464144332, 5196216498, 6928288664, 10392432996, 20784865992]

約数ペア:

[(1, 20784865992), (2, 10392432996), (3, 6928288664), (4, 5196216498), (6, 3464144332), (8, 2598108249), (11, 1889533272), (12, 1732072166), (17, 1222639176), (22, 944766636), (24, 866036083), (33, 629844424), (34, 611319588), (44, 472383318), (51, 407546392), (66, 314922212), (68, 305659794), (88, 236191659), (102, 203773196), (121, 171775752), (132, 157461106), (136, 152829897), (187, 111149016), (204, 101886598), (242, 85887876), (264, 78730553), (363, 57258584), (374, 55574508), (408, 50943299), (484, 42943938), (561, 37049672), (726, 28629292), (748, 27787254), (968, 21471969), (1122, 18524836), (1452, 14314646), (1496, 13893627), (2057, 10104456), (2244, 9262418), (2904, 7157323), (4114, 5052228), (4488, 4631209), (6171, 3368152), (8228, 2526114), (12342, 1684076), (16456, 1263057), (24684, 842038), (49368, 421019)]