20982744

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{2579}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 57353400

約数和(自身を除く): 36370656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2579, 2712, 4068, 5158, 7737, 8136, 10316, 15474, 20632, 23211, 30948, 46422, 61896, 92844, 185688, 291427, 582854, 874281, 1165708, 1748562, 2331416, 2622843, 3497124, 5245686, 6994248, 10491372, 20982744]

約数ペア:

[(1, 20982744), (2, 10491372), (3, 6994248), (4, 5245686), (6, 3497124), (8, 2622843), (9, 2331416), (12, 1748562), (18, 1165708), (24, 874281), (36, 582854), (72, 291427), (113, 185688), (226, 92844), (339, 61896), (452, 46422), (678, 30948), (904, 23211), (1017, 20632), (1356, 15474), (2034, 10316), (2579, 8136), (2712, 7737), (4068, 5158)]