180946064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20231}}^1$

素因数の和:20295

約数の個数: 40

約数和(自身を含む): 386350272

約数和(自身を除く): 205404208

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 20231, 40462, 80924, 161848, 263003, 323696, 526006, 869933, 1052012, 1739866, 2104024, 3479732, 4208048, 6959464, 11309129, 13918928, 22618258, 45236516, 90473032, 180946064]

約数ペア:

[(1, 180946064), (2, 90473032), (4, 45236516), (8, 22618258), (13, 13918928), (16, 11309129), (26, 6959464), (43, 4208048), (52, 3479732), (86, 2104024), (104, 1739866), (172, 1052012), (208, 869933), (344, 526006), (559, 323696), (688, 263003), (1118, 161848), (2236, 80924), (4472, 40462), (8944, 20231)]