20971944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41611}}^1$

素因数の和:41630

約数の個数: 48

約数和(自身を含む): 64914720

約数和(自身を除く): 43942776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41611, 83222, 124833, 166444, 249666, 291277, 332888, 374499, 499332, 582554, 748998, 873831, 998664, 1165108, 1497996, 1747662, 2330216, 2621493, 2995992, 3495324, 5242986, 6990648, 10485972, 20971944]

約数ペア:

[(1, 20971944), (2, 10485972), (3, 6990648), (4, 5242986), (6, 3495324), (7, 2995992), (8, 2621493), (9, 2330216), (12, 1747662), (14, 1497996), (18, 1165108), (21, 998664), (24, 873831), (28, 748998), (36, 582554), (42, 499332), (56, 374499), (63, 332888), (72, 291277), (84, 249666), (126, 166444), (168, 124833), (252, 83222), (504, 41611)]