20512971342

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{401}}^1\times {\mathrm{14281}}^1$

素因数の和:14889

約数の個数: 48

約数和(自身を含む): 44782639200

約数和(自身を除く): 24269667858

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 401, 597, 802, 1194, 1203, 1791, 2406, 3582, 3609, 7218, 14281, 28562, 42843, 79799, 85686, 128529, 159598, 239397, 257058, 478794, 718191, 1436382, 2841919, 5683838, 5726681, 8525757, 11453362, 17051514, 17180043, 25577271, 34360086, 51154542, 51540129, 103080258, 1139609519, 2279219038, 3418828557, 6837657114, 10256485671, 20512971342]

約数ペア:

[(1, 20512971342), (2, 10256485671), (3, 6837657114), (6, 3418828557), (9, 2279219038), (18, 1139609519), (199, 103080258), (398, 51540129), (401, 51154542), (597, 34360086), (802, 25577271), (1194, 17180043), (1203, 17051514), (1791, 11453362), (2406, 8525757), (3582, 5726681), (3609, 5683838), (7218, 2841919), (14281, 1436382), (28562, 718191), (42843, 478794), (79799, 257058), (85686, 239397), (128529, 159598)]