28532376

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20857}}^1$

素因数の和:20888

約数の個数: 48

約数和(自身を含む): 81346200

約数和(自身を除く): 52813824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20857, 41714, 62571, 83428, 125142, 166856, 187713, 250284, 375426, 396283, 500568, 750852, 792566, 1188849, 1501704, 1585132, 2377698, 3170264, 3566547, 4755396, 7133094, 9510792, 14266188, 28532376]

約数ペア:

[(1, 28532376), (2, 14266188), (3, 9510792), (4, 7133094), (6, 4755396), (8, 3566547), (9, 3170264), (12, 2377698), (18, 1585132), (19, 1501704), (24, 1188849), (36, 792566), (38, 750852), (57, 500568), (72, 396283), (76, 375426), (114, 250284), (152, 187713), (171, 166856), (228, 125142), (342, 83428), (456, 62571), (684, 41714), (1368, 20857)]