19907097

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{8389}}^1$

素因数の和:8512

約数の個数: 16

約数和(自身を含む): 30606720

約数和(自身を除く): 10699623

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 8389, 25167, 58723, 176169, 947957, 2843871, 6635699, 19907097]

約数ペア:

[(1, 19907097), (3, 6635699), (7, 2843871), (21, 947957), (113, 176169), (339, 58723), (791, 25167), (2373, 8389)]