20456469243

素因数分解:

$3^5\times 7^1\times {\mathrm{509}}^1\times {\mathrm{23627}}^1$

素因数の和:24158

約数の個数: 48

約数和(自身を含む): 35090415360

約数和(自身を除く): 14633946117

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 509, 567, 1527, 1701, 3563, 4581, 10689, 13743, 23627, 32067, 41229, 70881, 96201, 123687, 165389, 212643, 288603, 496167, 637929, 865809, 1488501, 1913787, 4465503, 5741361, 12026143, 13396509, 36078429, 40189527, 84183001, 108235287, 252549003, 324705861, 757647009, 974117583, 2272941027, 2922352749, 6818823081, 20456469243]

約数ペア:

[(1, 20456469243), (3, 6818823081), (7, 2922352749), (9, 2272941027), (21, 974117583), (27, 757647009), (63, 324705861), (81, 252549003), (189, 108235287), (243, 84183001), (509, 40189527), (567, 36078429), (1527, 13396509), (1701, 12026143), (3563, 5741361), (4581, 4465503), (10689, 1913787), (13743, 1488501), (23627, 865809), (32067, 637929), (41229, 496167), (70881, 288603), (96201, 212643), (123687, 165389)]