11911556

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 22498812

約数和(自身を除く): 10587256

約数列:

[1, 2, 4, 19, 38, 73, 76, 113, 146, 226, 292, 361, 452, 722, 1387, 1444, 2147, 2774, 4294, 5548, 8249, 8588, 16498, 26353, 32996, 40793, 52706, 81586, 105412, 156731, 163172, 313462, 626924, 2977889, 5955778, 11911556]

約数ペア:

[(1, 11911556), (2, 5955778), (4, 2977889), (19, 626924), (38, 313462), (73, 163172), (76, 156731), (113, 105412), (146, 81586), (226, 52706), (292, 40793), (361, 32996), (452, 26353), (722, 16498), (1387, 8588), (1444, 8249), (2147, 5548), (2774, 4294)]