18696390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4549}}^1$

素因数の和:4696

約数の個数: 32

約数和(自身を含む): 45208800

約数和(自身を除く): 26512410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 4549, 9098, 13647, 22745, 27294, 45490, 68235, 136470, 623213, 1246426, 1869639, 3116065, 3739278, 6232130, 9348195, 18696390]

約数ペア:

[(1, 18696390), (2, 9348195), (3, 6232130), (5, 3739278), (6, 3116065), (10, 1869639), (15, 1246426), (30, 623213), (137, 136470), (274, 68235), (411, 45490), (685, 27294), (822, 22745), (1370, 13647), (2055, 9098), (4110, 4549)]