20247984

素因数分解:

$2^4\times 3^2\times {\mathrm{140611}}^1$

素因数の和:140625

約数の個数: 30

約数和(自身を含む): 56666636

約数和(自身を除く): 36418652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140611, 281222, 421833, 562444, 843666, 1124888, 1265499, 1687332, 2249776, 2530998, 3374664, 5061996, 6749328, 10123992, 20247984]

約数ペア:

[(1, 20247984), (2, 10123992), (3, 6749328), (4, 5061996), (6, 3374664), (8, 2530998), (9, 2249776), (12, 1687332), (16, 1265499), (18, 1124888), (24, 843666), (36, 562444), (48, 421833), (72, 281222), (144, 140611)]