20057795008

素因数分解:

$2^6\times {\mathrm{331}}^1\times {\mathrm{349}}^1\times {\mathrm{2713}}^1$

素因数の和:3405

約数の個数: 56

約数和(自身を含む): 40051583600

約数和(自身を除く): 19993788592

約数列:

[1, 2, 4, 8, 16, 32, 64, 331, 349, 662, 698, 1324, 1396, 2648, 2713, 2792, 5296, 5426, 5584, 10592, 10852, 11168, 21184, 21704, 22336, 43408, 86816, 115519, 173632, 231038, 462076, 898003, 924152, 946837, 1796006, 1848304, 1893674, 3592012, 3696608, 3787348, 7184024, 7393216, 7574696, 14368048, 15149392, 28736096, 30298784, 57472192, 60597568, 313403047, 626806094, 1253612188, 2507224376, 5014448752, 10028897504, 20057795008]

約数ペア:

[(1, 20057795008), (2, 10028897504), (4, 5014448752), (8, 2507224376), (16, 1253612188), (32, 626806094), (64, 313403047), (331, 60597568), (349, 57472192), (662, 30298784), (698, 28736096), (1324, 15149392), (1396, 14368048), (2648, 7574696), (2713, 7393216), (2792, 7184024), (5296, 3787348), (5426, 3696608), (5584, 3592012), (10592, 1893674), (10852, 1848304), (11168, 1796006), (21184, 946837), (21704, 924152), (22336, 898003), (43408, 462076), (86816, 231038), (115519, 173632)]