1890318056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{4937}}^1$

素因数の和:5202

約数の個数: 64

約数和(自身を含む): 4088664000

約数和(自身を除く): 2198345944

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 229, 418, 458, 836, 916, 1672, 1832, 2519, 4351, 4937, 5038, 8702, 9874, 10076, 17404, 19748, 20152, 34808, 39496, 47861, 54307, 93803, 95722, 108614, 187606, 191444, 217228, 375212, 382888, 434456, 750424, 1031833, 1130573, 2063666, 2261146, 4127332, 4522292, 8254664, 9044584, 12436303, 21480887, 24872606, 42961774, 49745212, 85923548, 99490424, 171847096, 236289757, 472579514, 945159028, 1890318056]

約数ペア:

[(1, 1890318056), (2, 945159028), (4, 472579514), (8, 236289757), (11, 171847096), (19, 99490424), (22, 85923548), (38, 49745212), (44, 42961774), (76, 24872606), (88, 21480887), (152, 12436303), (209, 9044584), (229, 8254664), (418, 4522292), (458, 4127332), (836, 2261146), (916, 2063666), (1672, 1130573), (1832, 1031833), (2519, 750424), (4351, 434456), (4937, 382888), (5038, 375212), (8702, 217228), (9874, 191444), (10076, 187606), (17404, 108614), (19748, 95722), (20152, 93803), (34808, 54307), (39496, 47861)]