19691640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18233}}^1$

素因数の和:18253

約数の個数: 64

約数和(自身を含む): 65642400

約数和(自身を除く): 45950760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18233, 36466, 54699, 72932, 91165, 109398, 145864, 164097, 182330, 218796, 273495, 328194, 364660, 437592, 492291, 546990, 656388, 729320, 820485, 984582, 1093980, 1312776, 1640970, 1969164, 2187960, 2461455, 3281940, 3938328, 4922910, 6563880, 9845820, 19691640]

約数ペア:

[(1, 19691640), (2, 9845820), (3, 6563880), (4, 4922910), (5, 3938328), (6, 3281940), (8, 2461455), (9, 2187960), (10, 1969164), (12, 1640970), (15, 1312776), (18, 1093980), (20, 984582), (24, 820485), (27, 729320), (30, 656388), (36, 546990), (40, 492291), (45, 437592), (54, 364660), (60, 328194), (72, 273495), (90, 218796), (108, 182330), (120, 164097), (135, 145864), (180, 109398), (216, 91165), (270, 72932), (360, 54699), (540, 36466), (1080, 18233)]