20192198719

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1033}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 27444510720

約数和(自身を除く): 7252312001

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 341, 431, 589, 1033, 1463, 2387, 3017, 4123, 4741, 6479, 7231, 8189, 11363, 13361, 19627, 32023, 33187, 45353, 57323, 79541, 90079, 93527, 137389, 146971, 215897, 224161, 253859, 352253, 445223, 608437, 630553, 1028797, 1511279, 1777013, 2465771, 2792449, 3116561, 4259059, 4897453, 6692807, 8459237, 13801913, 19547143, 34282171, 46849649, 59214659, 93051607, 96613391, 151821043, 262236347, 651361249, 1062747301, 1835654429, 2884599817, 20192198719]

約数ペア:

[(1, 20192198719), (7, 2884599817), (11, 1835654429), (19, 1062747301), (31, 651361249), (77, 262236347), (133, 151821043), (209, 96613391), (217, 93051607), (341, 59214659), (431, 46849649), (589, 34282171), (1033, 19547143), (1463, 13801913), (2387, 8459237), (3017, 6692807), (4123, 4897453), (4741, 4259059), (6479, 3116561), (7231, 2792449), (8189, 2465771), (11363, 1777013), (13361, 1511279), (19627, 1028797), (32023, 630553), (33187, 608437), (45353, 445223), (57323, 352253), (79541, 253859), (90079, 224161), (93527, 215897), (137389, 146971)]