212396368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{780869}}^1$

素因数の和:780894

約数の個数: 20

約数和(自身を含む): 435725460

約数和(自身を除く): 223329092

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 780869, 1561738, 3123476, 6246952, 12493904, 13274773, 26549546, 53099092, 106198184, 212396368]

約数ペア:

[(1, 212396368), (2, 106198184), (4, 53099092), (8, 26549546), (16, 13274773), (17, 12493904), (34, 6246952), (68, 3123476), (136, 1561738), (272, 780869)]