20447664

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1361}}^1$

素因数の和:1685

約数の個数: 40

約数和(自身を含む): 53030832

約数和(自身を除く): 32583168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1361, 1878, 2504, 2722, 3756, 4083, 5008, 5444, 7512, 8166, 10888, 15024, 16332, 21776, 32664, 65328, 425993, 851986, 1277979, 1703972, 2555958, 3407944, 5111916, 6815888, 10223832, 20447664]

約数ペア:

[(1, 20447664), (2, 10223832), (3, 6815888), (4, 5111916), (6, 3407944), (8, 2555958), (12, 1703972), (16, 1277979), (24, 851986), (48, 425993), (313, 65328), (626, 32664), (939, 21776), (1252, 16332), (1361, 15024), (1878, 10888), (2504, 8166), (2722, 7512), (3756, 5444), (4083, 5008)]