20869272

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1317

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 37882728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1223, 1422, 1896, 2133, 2446, 2844, 3669, 4266, 4892, 5688, 7338, 8532, 9784, 11007, 14676, 17064, 22014, 29352, 33021, 44028, 66042, 88056, 96617, 132084, 193234, 264168, 289851, 386468, 579702, 772936, 869553, 1159404, 1739106, 2318808, 2608659, 3478212, 5217318, 6956424, 10434636, 20869272]

約数ペア:

[(1, 20869272), (2, 10434636), (3, 6956424), (4, 5217318), (6, 3478212), (8, 2608659), (9, 2318808), (12, 1739106), (18, 1159404), (24, 869553), (27, 772936), (36, 579702), (54, 386468), (72, 289851), (79, 264168), (108, 193234), (158, 132084), (216, 96617), (237, 88056), (316, 66042), (474, 44028), (632, 33021), (711, 29352), (948, 22014), (1223, 17064), (1422, 14676), (1896, 11007), (2133, 9784), (2446, 8532), (2844, 7338), (3669, 5688), (4266, 4892)]