19663320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163861}}^1$

素因数の和:163875

約数の個数: 32

約数和(自身を含む): 58990320

約数和(自身を除く): 39327000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163861, 327722, 491583, 655444, 819305, 983166, 1310888, 1638610, 1966332, 2457915, 3277220, 3932664, 4915830, 6554440, 9831660, 19663320]

約数ペア:

[(1, 19663320), (2, 9831660), (3, 6554440), (4, 4915830), (5, 3932664), (6, 3277220), (8, 2457915), (10, 1966332), (12, 1638610), (15, 1310888), (20, 983166), (24, 819305), (30, 655444), (40, 491583), (60, 327722), (120, 163861)]