19483650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1540

約数の個数: 72

約数和(自身を含む): 54187380

約数和(自身を除く): 34703730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1493, 2175, 2610, 2986, 4350, 4479, 6525, 7465, 8958, 13050, 13437, 14930, 22395, 26874, 37325, 43297, 44790, 67185, 74650, 86594, 111975, 129891, 134370, 216485, 223950, 259782, 335925, 389673, 432970, 649455, 671850, 779346, 1082425, 1298910, 1948365, 2164850, 3247275, 3896730, 6494550, 9741825, 19483650]

約数ペア:

[(1, 19483650), (2, 9741825), (3, 6494550), (5, 3896730), (6, 3247275), (9, 2164850), (10, 1948365), (15, 1298910), (18, 1082425), (25, 779346), (29, 671850), (30, 649455), (45, 432970), (50, 389673), (58, 335925), (75, 259782), (87, 223950), (90, 216485), (145, 134370), (150, 129891), (174, 111975), (225, 86594), (261, 74650), (290, 67185), (435, 44790), (450, 43297), (522, 37325), (725, 26874), (870, 22395), (1305, 14930), (1450, 13437), (1493, 13050), (2175, 8958), (2610, 7465), (2986, 6525), (4350, 4479)]