18271356

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 43908480

約数和(自身を除く): 25637124

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 131, 177, 197, 236, 262, 354, 393, 394, 524, 591, 708, 786, 788, 1182, 1572, 2364, 7729, 11623, 15458, 23187, 23246, 25807, 30916, 34869, 46374, 46492, 51614, 69738, 77421, 92748, 103228, 139476, 154842, 309684, 1522613, 3045226, 4567839, 6090452, 9135678, 18271356]

約数ペア:

[(1, 18271356), (2, 9135678), (3, 6090452), (4, 4567839), (6, 3045226), (12, 1522613), (59, 309684), (118, 154842), (131, 139476), (177, 103228), (197, 92748), (236, 77421), (262, 69738), (354, 51614), (393, 46492), (394, 46374), (524, 34869), (591, 30916), (708, 25807), (786, 23246), (788, 23187), (1182, 15458), (1572, 11623), (2364, 7729)]