201980948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{19717}}^1$

素因数の和:19931

約数の個数: 24

約数和(自身を含む): 382608072

約数和(自身を除く): 180627124

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 19717, 39434, 78868, 256321, 512642, 1025284, 3884249, 7768498, 15536996, 50495237, 100990474, 201980948]

約数ペア:

[(1, 201980948), (2, 100990474), (4, 50495237), (13, 15536996), (26, 7768498), (52, 3884249), (197, 1025284), (394, 512642), (788, 256321), (2561, 78868), (5122, 39434), (10244, 19717)]