18586876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 42574896

約数和(自身を除く): 23988020

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 233, 259, 308, 407, 466, 518, 539, 814, 932, 1036, 1078, 1628, 1631, 1813, 2156, 2563, 2849, 3262, 3626, 5126, 5698, 6524, 7252, 8621, 10252, 11396, 11417, 17242, 17941, 19943, 22834, 34484, 35882, 39886, 45668, 60347, 71764, 79772, 94831, 120694, 125587, 189662, 241388, 251174, 379324, 422429, 502348, 663817, 844858, 1327634, 1689716, 2655268, 4646719, 9293438, 18586876]

約数ペア:

[(1, 18586876), (2, 9293438), (4, 4646719), (7, 2655268), (11, 1689716), (14, 1327634), (22, 844858), (28, 663817), (37, 502348), (44, 422429), (49, 379324), (74, 251174), (77, 241388), (98, 189662), (148, 125587), (154, 120694), (196, 94831), (233, 79772), (259, 71764), (308, 60347), (407, 45668), (466, 39886), (518, 35882), (539, 34484), (814, 22834), (932, 19943), (1036, 17941), (1078, 17242), (1628, 11417), (1631, 11396), (1813, 10252), (2156, 8621), (2563, 7252), (2849, 6524), (3262, 5698), (3626, 5126)]