19491195

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{773}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 32006448

約数和(自身を除く): 12515253

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 773, 1681, 2319, 3865, 5043, 8405, 11595, 25215, 31693, 95079, 158465, 475395, 1299413, 3898239, 6497065, 19491195]

約数ペア:

[(1, 19491195), (3, 6497065), (5, 3898239), (15, 1299413), (41, 475395), (123, 158465), (205, 95079), (615, 31693), (773, 25215), (1681, 11595), (2319, 8405), (3865, 5043)]