19515672784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{6553}}^1\times {\mathrm{10949}}^1$

素因数の和:17527

約数の個数: 40

約数和(自身を含む): 40045595400

約数和(自身を除く): 20529922616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 6553, 10949, 13106, 21898, 26212, 43796, 52424, 87592, 104848, 111401, 175184, 186133, 222802, 372266, 445604, 744532, 891208, 1489064, 1782416, 2978128, 71748797, 143497594, 286995188, 573990376, 1147980752, 1219729549, 2439459098, 4878918196, 9757836392, 19515672784]

約数ペア:

[(1, 19515672784), (2, 9757836392), (4, 4878918196), (8, 2439459098), (16, 1219729549), (17, 1147980752), (34, 573990376), (68, 286995188), (136, 143497594), (272, 71748797), (6553, 2978128), (10949, 1782416), (13106, 1489064), (21898, 891208), (26212, 744532), (43796, 445604), (52424, 372266), (87592, 222802), (104848, 186133), (111401, 175184)]