18991950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{126613}}^1$

素因数の和:126628

約数の個数: 24

約数和(自身を含む): 47100408

約数和(自身を除く): 28108458

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 126613, 253226, 379839, 633065, 759678, 1266130, 1899195, 3165325, 3798390, 6330650, 9495975, 18991950]

約数ペア:

[(1, 18991950), (2, 9495975), (3, 6330650), (5, 3798390), (6, 3165325), (10, 1899195), (15, 1266130), (25, 759678), (30, 633065), (50, 379839), (75, 253226), (150, 126613)]