20671968

素因数分解:

$2^5\times 3^1\times {\mathrm{349}}^1\times {\mathrm{617}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 54507600

約数和(自身を除く): 33835632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 349, 617, 698, 1047, 1234, 1396, 1851, 2094, 2468, 2792, 3702, 4188, 4936, 5584, 7404, 8376, 9872, 11168, 14808, 16752, 19744, 29616, 33504, 59232, 215333, 430666, 645999, 861332, 1291998, 1722664, 2583996, 3445328, 5167992, 6890656, 10335984, 20671968]

約数ペア:

[(1, 20671968), (2, 10335984), (3, 6890656), (4, 5167992), (6, 3445328), (8, 2583996), (12, 1722664), (16, 1291998), (24, 861332), (32, 645999), (48, 430666), (96, 215333), (349, 59232), (617, 33504), (698, 29616), (1047, 19744), (1234, 16752), (1396, 14808), (1851, 11168), (2094, 9872), (2468, 8376), (2792, 7404), (3702, 5584), (4188, 4936)]