19678230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 60999120

約数和(自身を除く): 41320890

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 139, 143, 165, 195, 198, 234, 242, 278, 286, 330, 363, 390, 417, 429, 495, 585, 605, 695, 715, 726, 834, 858, 990, 1089, 1170, 1210, 1251, 1287, 1390, 1430, 1529, 1573, 1807, 1815, 2085, 2145, 2178, 2502, 2574, 3058, 3146, 3614, 3630, 4170, 4290, 4587, 4719, 5421, 5445, 6255, 6435, 7645, 7865, 9035, 9174, 9438, 10842, 10890, 12510, 12870, 13761, 14157, 15290, 15730, 16263, 16819, 18070, 19877, 22935, 23595, 27105, 27522, 28314, 32526, 33638, 39754, 45870, 47190, 50457, 54210, 59631, 68805, 70785, 81315, 84095, 99385, 100914, 119262, 137610, 141570, 151371, 162630, 168190, 178893, 198770, 218647, 252285, 298155, 302742, 357786, 437294, 504570, 596310, 655941, 756855, 894465, 1093235, 1311882, 1513710, 1788930, 1967823, 2186470, 3279705, 3935646, 6559410, 9839115, 19678230]

約数ペア:

[(1, 19678230), (2, 9839115), (3, 6559410), (5, 3935646), (6, 3279705), (9, 2186470), (10, 1967823), (11, 1788930), (13, 1513710), (15, 1311882), (18, 1093235), (22, 894465), (26, 756855), (30, 655941), (33, 596310), (39, 504570), (45, 437294), (55, 357786), (65, 302742), (66, 298155), (78, 252285), (90, 218647), (99, 198770), (110, 178893), (117, 168190), (121, 162630), (130, 151371), (139, 141570), (143, 137610), (165, 119262), (195, 100914), (198, 99385), (234, 84095), (242, 81315), (278, 70785), (286, 68805), (330, 59631), (363, 54210), (390, 50457), (417, 47190), (429, 45870), (495, 39754), (585, 33638), (605, 32526), (695, 28314), (715, 27522), (726, 27105), (834, 23595), (858, 22935), (990, 19877), (1089, 18070), (1170, 16819), (1210, 16263), (1251, 15730), (1287, 15290), (1390, 14157), (1430, 13761), (1529, 12870), (1573, 12510), (1807, 10890), (1815, 10842), (2085, 9438), (2145, 9174), (2178, 9035), (2502, 7865), (2574, 7645), (3058, 6435), (3146, 6255), (3614, 5445), (3630, 5421), (4170, 4719), (4290, 4587)]