20277906

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 29364078

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 53, 62, 66, 93, 102, 106, 121, 159, 186, 187, 242, 318, 341, 363, 374, 527, 561, 583, 682, 726, 901, 1023, 1054, 1122, 1166, 1581, 1643, 1749, 1802, 2046, 2057, 2703, 3162, 3286, 3498, 3751, 4114, 4929, 5406, 5797, 6171, 6413, 7502, 9858, 9911, 11253, 11594, 12342, 12826, 17391, 18073, 19239, 19822, 22506, 27931, 29733, 34782, 36146, 38478, 54219, 55862, 59466, 63767, 83793, 108438, 109021, 127534, 167586, 191301, 198803, 218042, 307241, 327063, 382602, 397606, 596409, 614482, 654126, 921723, 1192818, 1843446, 3379651, 6759302, 10138953, 20277906]

約数ペア:

[(1, 20277906), (2, 10138953), (3, 6759302), (6, 3379651), (11, 1843446), (17, 1192818), (22, 921723), (31, 654126), (33, 614482), (34, 596409), (51, 397606), (53, 382602), (62, 327063), (66, 307241), (93, 218042), (102, 198803), (106, 191301), (121, 167586), (159, 127534), (186, 109021), (187, 108438), (242, 83793), (318, 63767), (341, 59466), (363, 55862), (374, 54219), (527, 38478), (561, 36146), (583, 34782), (682, 29733), (726, 27931), (901, 22506), (1023, 19822), (1054, 19239), (1122, 18073), (1166, 17391), (1581, 12826), (1643, 12342), (1749, 11594), (1802, 11253), (2046, 9911), (2057, 9858), (2703, 7502), (3162, 6413), (3286, 6171), (3498, 5797), (3751, 5406), (4114, 4929)]