18770432

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:680

約数の個数: 40

約数和(自身を含む): 38182452

約数和(自身を除く): 19412020

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 601, 976, 1202, 1952, 2404, 3904, 4808, 7808, 9616, 15616, 19232, 31232, 36661, 38464, 73322, 76928, 146644, 153856, 293288, 307712, 586576, 1173152, 2346304, 4692608, 9385216, 18770432]

約数ペア:

[(1, 18770432), (2, 9385216), (4, 4692608), (8, 2346304), (16, 1173152), (32, 586576), (61, 307712), (64, 293288), (122, 153856), (128, 146644), (244, 76928), (256, 73322), (488, 38464), (512, 36661), (601, 31232), (976, 19232), (1202, 15616), (1952, 9616), (2404, 7808), (3904, 4808)]