18841695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 32799168

約数和(自身を除く): 13957473

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 1997, 3145, 5991, 9435, 9985, 29955, 33949, 73889, 101847, 169745, 221667, 369445, 509235, 1108335, 1256113, 3768339, 6280565, 18841695]

約数ペア:

[(1, 18841695), (3, 6280565), (5, 3768339), (15, 1256113), (17, 1108335), (37, 509235), (51, 369445), (85, 221667), (111, 169745), (185, 101847), (255, 73889), (555, 33949), (629, 29955), (1887, 9985), (1997, 9435), (3145, 5991)]