16640312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 34954920

約数和(自身を除く): 18314608

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 61, 86, 104, 122, 172, 244, 344, 488, 559, 793, 1118, 1586, 2236, 2623, 3172, 3721, 4472, 5246, 6344, 7442, 10492, 14884, 20984, 29768, 34099, 48373, 68198, 96746, 136396, 160003, 193492, 272792, 320006, 386984, 640012, 1280024, 2080039, 4160078, 8320156, 16640312]

約数ペア:

[(1, 16640312), (2, 8320156), (4, 4160078), (8, 2080039), (13, 1280024), (26, 640012), (43, 386984), (52, 320006), (61, 272792), (86, 193492), (104, 160003), (122, 136396), (172, 96746), (244, 68198), (344, 48373), (488, 34099), (559, 29768), (793, 20984), (1118, 14884), (1586, 10492), (2236, 7442), (2623, 6344), (3172, 5246), (3721, 4472)]