19586996

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 40746048

約数和(自身を除く): 21159052

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 283, 286, 484, 566, 572, 1132, 1331, 1573, 2662, 3113, 3146, 3679, 5324, 6226, 6292, 7358, 12452, 14716, 17303, 34243, 34606, 40469, 68486, 69212, 80938, 136972, 161876, 376673, 445159, 753346, 890318, 1506692, 1780636, 4896749, 9793498, 19586996]

約数ペア:

[(1, 19586996), (2, 9793498), (4, 4896749), (11, 1780636), (13, 1506692), (22, 890318), (26, 753346), (44, 445159), (52, 376673), (121, 161876), (143, 136972), (242, 80938), (283, 69212), (286, 68486), (484, 40469), (566, 34606), (572, 34243), (1132, 17303), (1331, 14716), (1573, 12452), (2662, 7358), (3113, 6292), (3146, 6226), (3679, 5324)]