19426380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1627}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 54700800

約数和(自身を除く): 35274420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1627, 1990, 2388, 2985, 3254, 3980, 4881, 5970, 6508, 8135, 9762, 11940, 16270, 19524, 24405, 32540, 48810, 97620, 323773, 647546, 971319, 1295092, 1618865, 1942638, 3237730, 3885276, 4856595, 6475460, 9713190, 19426380]

約数ペア:

[(1, 19426380), (2, 9713190), (3, 6475460), (4, 4856595), (5, 3885276), (6, 3237730), (10, 1942638), (12, 1618865), (15, 1295092), (20, 971319), (30, 647546), (60, 323773), (199, 97620), (398, 48810), (597, 32540), (796, 24405), (995, 19524), (1194, 16270), (1627, 11940), (1990, 9762), (2388, 8135), (2985, 6508), (3254, 5970), (3980, 4881)]