388425088

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{18617}}^1$

素因数の和:18794

約数の個数: 32

約数和(自身を含む): 778604760

約数和(自身を除く): 390179672

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 326, 652, 1304, 2608, 5216, 10432, 18617, 20864, 37234, 74468, 148936, 297872, 595744, 1191488, 2382976, 3034571, 6069142, 12138284, 24276568, 48553136, 97106272, 194212544, 388425088]

約数ペア:

[(1, 388425088), (2, 194212544), (4, 97106272), (8, 48553136), (16, 24276568), (32, 12138284), (64, 6069142), (128, 3034571), (163, 2382976), (326, 1191488), (652, 595744), (1304, 297872), (2608, 148936), (5216, 74468), (10432, 37234), (18617, 20864)]