17880996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{212869}}^1$

素因数の和:212883

約数の個数: 24

約数和(自身を含む): 47682880

約数和(自身を除く): 29801884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 212869, 425738, 638607, 851476, 1277214, 1490083, 2554428, 2980166, 4470249, 5960332, 8940498, 17880996]

約数ペア:

[(1, 17880996), (2, 8940498), (3, 5960332), (4, 4470249), (6, 2980166), (7, 2554428), (12, 1490083), (14, 1277214), (21, 851476), (28, 638607), (42, 425738), (84, 212869)]