19846140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19457}}^1$

素因数の和:19486

約数の個数: 48

約数和(自身を含む): 58840992

約数和(自身を除く): 38994852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19457, 38914, 58371, 77828, 97285, 116742, 194570, 233484, 291855, 330769, 389140, 583710, 661538, 992307, 1167420, 1323076, 1653845, 1984614, 3307690, 3969228, 4961535, 6615380, 9923070, 19846140]

約数ペア:

[(1, 19846140), (2, 9923070), (3, 6615380), (4, 4961535), (5, 3969228), (6, 3307690), (10, 1984614), (12, 1653845), (15, 1323076), (17, 1167420), (20, 992307), (30, 661538), (34, 583710), (51, 389140), (60, 330769), (68, 291855), (85, 233484), (102, 194570), (170, 116742), (204, 97285), (255, 77828), (340, 58371), (510, 38914), (1020, 19457)]