38685808

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3881}}^1$

素因数の和:3985

約数の個数: 40

約数和(自身を含む): 86646240

約数和(自身を除く): 47960432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 3881, 4984, 7762, 9968, 15524, 27167, 31048, 54334, 62096, 108668, 217336, 345409, 434672, 690818, 1381636, 2417863, 2763272, 4835726, 5526544, 9671452, 19342904, 38685808]

約数ペア:

[(1, 38685808), (2, 19342904), (4, 9671452), (7, 5526544), (8, 4835726), (14, 2763272), (16, 2417863), (28, 1381636), (56, 690818), (89, 434672), (112, 345409), (178, 217336), (356, 108668), (623, 62096), (712, 54334), (1246, 31048), (1424, 27167), (2492, 15524), (3881, 9968), (4984, 7762)]