20126970064

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8442521}}^1$

素因数の和:8442678

約数の個数: 20

約数和(自身を含む): 39257727300

約数和(自身を除く): 19130757236

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8442521, 16885042, 33770084, 67540168, 135080336, 1257935629, 2515871258, 5031742516, 10063485032, 20126970064]

約数ペア:

[(1, 20126970064), (2, 10063485032), (4, 5031742516), (8, 2515871258), (16, 1257935629), (149, 135080336), (298, 67540168), (596, 33770084), (1192, 16885042), (2384, 8442521)]