19852380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{110291}}^1$

素因数の和:110306

約数の個数: 36

約数和(自身を含む): 60219432

約数和(自身を除く): 40367052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 110291, 220582, 330873, 441164, 551455, 661746, 992619, 1102910, 1323492, 1654365, 1985238, 2205820, 3308730, 3970476, 4963095, 6617460, 9926190, 19852380]

約数ペア:

[(1, 19852380), (2, 9926190), (3, 6617460), (4, 4963095), (5, 3970476), (6, 3308730), (9, 2205820), (10, 1985238), (12, 1654365), (15, 1323492), (18, 1102910), (20, 992619), (30, 661746), (36, 551455), (45, 441164), (60, 330873), (90, 220582), (180, 110291)]