201779504

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{19079}}^1$

素因数の和:19748

約数の個数: 20

約数和(自身を含む): 391559760

約数和(自身を除く): 189780256

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 19079, 38158, 76316, 152632, 305264, 12611219, 25222438, 50444876, 100889752, 201779504]

約数ペア:

[(1, 201779504), (2, 100889752), (4, 50444876), (8, 25222438), (16, 12611219), (661, 305264), (1322, 152632), (2644, 76316), (5288, 38158), (10576, 19079)]