16978590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9929}}^1$

素因数の和:9961

約数の個数: 48

約数和(自身を含む): 46472400

約数和(自身を除く): 29493810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 9929, 19858, 29787, 49645, 59574, 89361, 99290, 148935, 178722, 188651, 297870, 377302, 446805, 565953, 893610, 943255, 1131906, 1697859, 1886510, 2829765, 3395718, 5659530, 8489295, 16978590]

約数ペア:

[(1, 16978590), (2, 8489295), (3, 5659530), (5, 3395718), (6, 2829765), (9, 1886510), (10, 1697859), (15, 1131906), (18, 943255), (19, 893610), (30, 565953), (38, 446805), (45, 377302), (57, 297870), (90, 188651), (95, 178722), (114, 148935), (171, 99290), (190, 89361), (285, 59574), (342, 49645), (570, 29787), (855, 19858), (1710, 9929)]