20631984

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1877}}^1$

素因数の和:2117

約数の個数: 40

約数和(自身を含む): 53560560

約数和(自身を除く): 32928576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1832, 1877, 2748, 3664, 3754, 5496, 5631, 7508, 10992, 11262, 15016, 22524, 30032, 45048, 90096, 429833, 859666, 1289499, 1719332, 2578998, 3438664, 5157996, 6877328, 10315992, 20631984]

約数ペア:

[(1, 20631984), (2, 10315992), (3, 6877328), (4, 5157996), (6, 3438664), (8, 2578998), (12, 1719332), (16, 1289499), (24, 859666), (48, 429833), (229, 90096), (458, 45048), (687, 30032), (916, 22524), (1374, 15016), (1832, 11262), (1877, 10992), (2748, 7508), (3664, 5631), (3754, 5496)]