1958902988

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{863}}^1$

素因数の和:1231

約数の個数: 72

約数和(自身を含む): 4113389952

約数和(自身を除く): 2154486964

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 313, 518, 626, 863, 1036, 1252, 1726, 1813, 2191, 3452, 3626, 4382, 6041, 7252, 8764, 11581, 12082, 15337, 23162, 24164, 30674, 31931, 42287, 46324, 61348, 63862, 81067, 84574, 127724, 162134, 169148, 223517, 270119, 324268, 447034, 540238, 567469, 894068, 1080476, 1134938, 1564619, 1890833, 2269876, 3129238, 3781666, 6258476, 7563332, 9994403, 13235831, 19988806, 26471662, 39977612, 52943324, 69960821, 139921642, 279843284, 489725747, 979451494, 1958902988]

約数ペア:

[(1, 1958902988), (2, 979451494), (4, 489725747), (7, 279843284), (14, 139921642), (28, 69960821), (37, 52943324), (49, 39977612), (74, 26471662), (98, 19988806), (148, 13235831), (196, 9994403), (259, 7563332), (313, 6258476), (518, 3781666), (626, 3129238), (863, 2269876), (1036, 1890833), (1252, 1564619), (1726, 1134938), (1813, 1080476), (2191, 894068), (3452, 567469), (3626, 540238), (4382, 447034), (6041, 324268), (7252, 270119), (8764, 223517), (11581, 169148), (12082, 162134), (15337, 127724), (23162, 84574), (24164, 81067), (30674, 63862), (31931, 61348), (42287, 46324)]