19370565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25321}}^1$

素因数の和:25349

約数の個数: 24

約数和(自身を含む): 35552088

約数和(自身を除く): 16181523

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25321, 75963, 126605, 227889, 379815, 430457, 1139445, 1291371, 2152285, 3874113, 6456855, 19370565]

約数ペア:

[(1, 19370565), (3, 6456855), (5, 3874113), (9, 2152285), (15, 1291371), (17, 1139445), (45, 430457), (51, 379815), (85, 227889), (153, 126605), (255, 75963), (765, 25321)]