19298655

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2803}}^1$

素因数の和:2837

約数の個数: 40

約数和(自身を含む): 36642672

約数和(自身を除く): 17344017

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 2803, 6885, 8409, 14015, 25227, 42045, 47651, 75681, 126135, 142953, 227043, 238255, 378405, 428859, 714765, 1135215, 1286577, 2144295, 3859731, 6432885, 19298655]

約数ペア:

[(1, 19298655), (3, 6432885), (5, 3859731), (9, 2144295), (15, 1286577), (17, 1135215), (27, 714765), (45, 428859), (51, 378405), (81, 238255), (85, 227043), (135, 142953), (153, 126135), (255, 75681), (405, 47651), (459, 42045), (765, 25227), (1377, 14015), (2295, 8409), (2803, 6885)]