663886144

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{545959}}^1$

素因数の和:545990

約数の個数: 28

約数和(自身を含む): 1386738400

約数和(自身を除く): 722852256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 545959, 1091918, 2183836, 4367672, 8735344, 10373221, 17470688, 20746442, 34941376, 41492884, 82985768, 165971536, 331943072, 663886144]

約数ペア:

[(1, 663886144), (2, 331943072), (4, 165971536), (8, 82985768), (16, 41492884), (19, 34941376), (32, 20746442), (38, 17470688), (64, 10373221), (76, 8735344), (152, 4367672), (304, 2183836), (608, 1091918), (1216, 545959)]