16581032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 35750400

約数和(自身を除く): 19169368

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 139, 148, 248, 278, 296, 403, 481, 556, 806, 962, 1112, 1147, 1612, 1807, 1924, 2294, 3224, 3614, 3848, 4309, 4588, 5143, 7228, 8618, 9176, 10286, 14456, 14911, 17236, 20572, 29822, 34472, 41144, 56017, 59644, 66859, 112034, 119288, 133718, 159433, 224068, 267436, 318866, 448136, 534872, 637732, 1275464, 2072629, 4145258, 8290516, 16581032]

約数ペア:

[(1, 16581032), (2, 8290516), (4, 4145258), (8, 2072629), (13, 1275464), (26, 637732), (31, 534872), (37, 448136), (52, 318866), (62, 267436), (74, 224068), (104, 159433), (124, 133718), (139, 119288), (148, 112034), (248, 66859), (278, 59644), (296, 56017), (403, 41144), (481, 34472), (556, 29822), (806, 20572), (962, 17236), (1112, 14911), (1147, 14456), (1612, 10286), (1807, 9176), (1924, 8618), (2294, 7228), (3224, 5143), (3614, 4588), (3848, 4309)]