20851094764

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1\times {\mathrm{827}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 37176935040

約数和(自身を除く): 16325840276

約数列:

[1, 2, 4, 137, 139, 274, 278, 331, 548, 556, 662, 827, 1324, 1654, 3308, 19043, 38086, 45347, 46009, 76172, 90694, 92018, 113299, 114953, 181388, 184036, 226598, 229906, 273737, 453196, 459812, 547474, 1094948, 6303233, 12606466, 15748561, 25212932, 31497122, 37501969, 38049443, 62994244, 75003938, 76098886, 150007876, 152197772, 5212773691, 10425547382, 20851094764]

約数ペア:

[(1, 20851094764), (2, 10425547382), (4, 5212773691), (137, 152197772), (139, 150007876), (274, 76098886), (278, 75003938), (331, 62994244), (548, 38049443), (556, 37501969), (662, 31497122), (827, 25212932), (1324, 15748561), (1654, 12606466), (3308, 6303233), (19043, 1094948), (38086, 547474), (45347, 459812), (46009, 453196), (76172, 273737), (90694, 229906), (92018, 226598), (113299, 184036), (114953, 181388)]