20481088

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16874

約数の個数: 28

約数和(自身を含む): 42783760

約数和(自身を除く): 22302672

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16843, 33686, 67372, 134744, 269488, 320017, 538976, 640034, 1077952, 1280068, 2560136, 5120272, 10240544, 20481088]

約数ペア:

[(1, 20481088), (2, 10240544), (4, 5120272), (8, 2560136), (16, 1280068), (19, 1077952), (32, 640034), (38, 538976), (64, 320017), (76, 269488), (152, 134744), (304, 67372), (608, 33686), (1216, 16843)]