20070897

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 17253903

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 119, 133, 187, 209, 231, 269, 323, 357, 399, 561, 627, 807, 969, 1309, 1463, 1883, 2261, 2959, 3553, 3927, 4389, 4573, 5111, 5649, 6783, 8877, 10659, 13719, 15333, 20713, 24871, 32011, 35777, 50303, 56221, 62139, 74613, 86887, 96033, 107331, 150909, 168663, 260661, 352121, 393547, 608209, 955757, 1056363, 1180641, 1824627, 2867271, 6690299, 20070897]

約数ペア:

[(1, 20070897), (3, 6690299), (7, 2867271), (11, 1824627), (17, 1180641), (19, 1056363), (21, 955757), (33, 608209), (51, 393547), (57, 352121), (77, 260661), (119, 168663), (133, 150909), (187, 107331), (209, 96033), (231, 86887), (269, 74613), (323, 62139), (357, 56221), (399, 50303), (561, 35777), (627, 32011), (807, 24871), (969, 20713), (1309, 15333), (1463, 13719), (1883, 10659), (2261, 8877), (2959, 6783), (3553, 5649), (3927, 5111), (4389, 4573)]