18227950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 37810080

約数和(自身を除く): 19582130

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 967, 1450, 1885, 1934, 3770, 4835, 9425, 9670, 12571, 18850, 24175, 25142, 28043, 48350, 56086, 62855, 125710, 140215, 280430, 314275, 364559, 628550, 701075, 729118, 1402150, 1822795, 3645590, 9113975, 18227950]

約数ペア:

[(1, 18227950), (2, 9113975), (5, 3645590), (10, 1822795), (13, 1402150), (25, 729118), (26, 701075), (29, 628550), (50, 364559), (58, 314275), (65, 280430), (130, 140215), (145, 125710), (290, 62855), (325, 56086), (377, 48350), (650, 28043), (725, 25142), (754, 24175), (967, 18850), (1450, 12571), (1885, 9670), (1934, 9425), (3770, 4835)]