19162890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1429}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 50193000

約数和(自身を除く): 31030110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1429, 1490, 2235, 2682, 2858, 4287, 4470, 6705, 7145, 8574, 12861, 13410, 14290, 21435, 25722, 42870, 64305, 128610, 212921, 425842, 638763, 1064605, 1277526, 1916289, 2129210, 3193815, 3832578, 6387630, 9581445, 19162890]

約数ペア:

[(1, 19162890), (2, 9581445), (3, 6387630), (5, 3832578), (6, 3193815), (9, 2129210), (10, 1916289), (15, 1277526), (18, 1064605), (30, 638763), (45, 425842), (90, 212921), (149, 128610), (298, 64305), (447, 42870), (745, 25722), (894, 21435), (1341, 14290), (1429, 13410), (1490, 12861), (2235, 8574), (2682, 7145), (2858, 6705), (4287, 4470)]