19990068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237977}}^1$

素因数の和:237991

約数の個数: 24

約数和(自身を含む): 53307072

約数和(自身を除く): 33317004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237977, 475954, 713931, 951908, 1427862, 1665839, 2855724, 3331678, 4997517, 6663356, 9995034, 19990068]

約数ペア:

[(1, 19990068), (2, 9995034), (3, 6663356), (4, 4997517), (6, 3331678), (7, 2855724), (12, 1665839), (14, 1427862), (21, 951908), (28, 713931), (42, 475954), (84, 237977)]