18668244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 52951360

約数和(自身を除く): 34283116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 769, 867, 1156, 1428, 1538, 1734, 2023, 2307, 3076, 3468, 4046, 4614, 5383, 6069, 8092, 9228, 10766, 12138, 13073, 16149, 21532, 24276, 26146, 32298, 39219, 52292, 64596, 78438, 91511, 156876, 183022, 222241, 274533, 366044, 444482, 549066, 666723, 888964, 1098132, 1333446, 1555687, 2666892, 3111374, 4667061, 6222748, 9334122, 18668244]

約数ペア:

[(1, 18668244), (2, 9334122), (3, 6222748), (4, 4667061), (6, 3111374), (7, 2666892), (12, 1555687), (14, 1333446), (17, 1098132), (21, 888964), (28, 666723), (34, 549066), (42, 444482), (51, 366044), (68, 274533), (84, 222241), (102, 183022), (119, 156876), (204, 91511), (238, 78438), (289, 64596), (357, 52292), (476, 39219), (578, 32298), (714, 26146), (769, 24276), (867, 21532), (1156, 16149), (1428, 13073), (1538, 12138), (1734, 10766), (2023, 9228), (2307, 8092), (3076, 6069), (3468, 5383), (4046, 4614)]