40638464

素因数分解:

$2^{11}\times {\mathrm{19843}}^1$

素因数の和:19865

約数の個数: 24

約数和(自身を含む): 81261180

約数和(自身を除く): 40622716

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 19843, 39686, 79372, 158744, 317488, 634976, 1269952, 2539904, 5079808, 10159616, 20319232, 40638464]

約数ペア:

[(1, 40638464), (2, 20319232), (4, 10159616), (8, 5079808), (16, 2539904), (32, 1269952), (64, 634976), (128, 317488), (256, 158744), (512, 79372), (1024, 39686), (2048, 19843)]