18666468976

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40229459}}^1$

素因数の和:40229496

約数の個数: 20

約数和(自身を含む): 37413397800

約数和(自身を除く): 18746928824

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40229459, 80458918, 160917836, 321835672, 643671344, 1166654311, 2333308622, 4666617244, 9333234488, 18666468976]

約数ペア:

[(1, 18666468976), (2, 9333234488), (4, 4666617244), (8, 2333308622), (16, 1166654311), (29, 643671344), (58, 321835672), (116, 160917836), (232, 80458918), (464, 40229459)]