17856496

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 42219520

約数和(自身を除く): 24363024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 139, 148, 217, 248, 259, 278, 296, 434, 496, 518, 556, 592, 868, 973, 1036, 1112, 1147, 1736, 1946, 2072, 2224, 2294, 3472, 3892, 4144, 4309, 4588, 5143, 7784, 8029, 8618, 9176, 10286, 15568, 16058, 17236, 18352, 20572, 30163, 32116, 34472, 36001, 41144, 60326, 64232, 68944, 72002, 82288, 120652, 128464, 144004, 159433, 241304, 288008, 318866, 482608, 576016, 637732, 1116031, 1275464, 2232062, 2550928, 4464124, 8928248, 17856496]

約数ペア:

[(1, 17856496), (2, 8928248), (4, 4464124), (7, 2550928), (8, 2232062), (14, 1275464), (16, 1116031), (28, 637732), (31, 576016), (37, 482608), (56, 318866), (62, 288008), (74, 241304), (112, 159433), (124, 144004), (139, 128464), (148, 120652), (217, 82288), (248, 72002), (259, 68944), (278, 64232), (296, 60326), (434, 41144), (496, 36001), (518, 34472), (556, 32116), (592, 30163), (868, 20572), (973, 18352), (1036, 17236), (1112, 16058), (1147, 15568), (1736, 10286), (1946, 9176), (2072, 8618), (2224, 8029), (2294, 7784), (3472, 5143), (3892, 4588), (4144, 4309)]