20267448

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 32954952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 328, 344, 479, 492, 516, 958, 984, 1032, 1437, 1763, 1916, 2874, 3526, 3832, 5289, 5748, 7052, 10578, 11496, 14104, 19639, 20597, 21156, 39278, 41194, 42312, 58917, 61791, 78556, 82388, 117834, 123582, 157112, 164776, 235668, 247164, 471336, 494328, 844477, 1688954, 2533431, 3377908, 5066862, 6755816, 10133724, 20267448]

約数ペア:

[(1, 20267448), (2, 10133724), (3, 6755816), (4, 5066862), (6, 3377908), (8, 2533431), (12, 1688954), (24, 844477), (41, 494328), (43, 471336), (82, 247164), (86, 235668), (123, 164776), (129, 157112), (164, 123582), (172, 117834), (246, 82388), (258, 78556), (328, 61791), (344, 58917), (479, 42312), (492, 41194), (516, 39278), (958, 21156), (984, 20597), (1032, 19639), (1437, 14104), (1763, 11496), (1916, 10578), (2874, 7052), (3526, 5748), (3832, 5289)]