2008227978

素因数分解:

$2^1\times 3^4\times {\mathrm{443}}^1\times {\mathrm{27983}}^1$

素因数の和:28440

約数の個数: 40

約数和(自身を含む): 4510237248

約数和(自身を除く): 2502009270

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 443, 886, 1329, 2658, 3987, 7974, 11961, 23922, 27983, 35883, 55966, 71766, 83949, 167898, 251847, 503694, 755541, 1511082, 2266623, 4533246, 12396469, 24792938, 37189407, 74378814, 111568221, 223136442, 334704663, 669409326, 1004113989, 2008227978]

約数ペア:

[(1, 2008227978), (2, 1004113989), (3, 669409326), (6, 334704663), (9, 223136442), (18, 111568221), (27, 74378814), (54, 37189407), (81, 24792938), (162, 12396469), (443, 4533246), (886, 2266623), (1329, 1511082), (2658, 755541), (3987, 503694), (7974, 251847), (11961, 167898), (23922, 83949), (27983, 71766), (35883, 55966)]