19724502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{469631}}^1$

素因数の和:469643

約数の個数: 16

約数和(自身を含む): 45084672

約数和(自身を除く): 25360170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 469631, 939262, 1408893, 2817786, 3287417, 6574834, 9862251, 19724502]

約数ペア:

[(1, 19724502), (2, 9862251), (3, 6574834), (6, 3287417), (7, 2817786), (14, 1408893), (21, 939262), (42, 469631)]