19211412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 50139936

約数和(自身を除く): 30928524

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 101, 121, 131, 132, 202, 242, 262, 303, 363, 393, 404, 484, 524, 606, 726, 786, 1111, 1212, 1441, 1452, 1572, 2222, 2882, 3333, 4323, 4444, 5764, 6666, 8646, 12221, 13231, 13332, 15851, 17292, 24442, 26462, 31702, 36663, 39693, 47553, 48884, 52924, 63404, 73326, 79386, 95106, 145541, 146652, 158772, 190212, 291082, 436623, 582164, 873246, 1600951, 1746492, 3201902, 4802853, 6403804, 9605706, 19211412]

約数ペア:

[(1, 19211412), (2, 9605706), (3, 6403804), (4, 4802853), (6, 3201902), (11, 1746492), (12, 1600951), (22, 873246), (33, 582164), (44, 436623), (66, 291082), (101, 190212), (121, 158772), (131, 146652), (132, 145541), (202, 95106), (242, 79386), (262, 73326), (303, 63404), (363, 52924), (393, 48884), (404, 47553), (484, 39693), (524, 36663), (606, 31702), (726, 26462), (786, 24442), (1111, 17292), (1212, 15851), (1441, 13332), (1452, 13231), (1572, 12221), (2222, 8646), (2882, 6666), (3333, 5764), (4323, 4444)]