20922456

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 56505600

約数和(自身を除く): 35583144

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 46, 58, 69, 87, 92, 116, 138, 174, 184, 232, 276, 348, 552, 667, 696, 1307, 1334, 2001, 2614, 2668, 3921, 4002, 5228, 5336, 7842, 8004, 10456, 15684, 16008, 30061, 31368, 37903, 60122, 75806, 90183, 113709, 120244, 151612, 180366, 227418, 240488, 303224, 360732, 454836, 721464, 871769, 909672, 1743538, 2615307, 3487076, 5230614, 6974152, 10461228, 20922456]

約数ペア:

[(1, 20922456), (2, 10461228), (3, 6974152), (4, 5230614), (6, 3487076), (8, 2615307), (12, 1743538), (23, 909672), (24, 871769), (29, 721464), (46, 454836), (58, 360732), (69, 303224), (87, 240488), (92, 227418), (116, 180366), (138, 151612), (174, 120244), (184, 113709), (232, 90183), (276, 75806), (348, 60122), (552, 37903), (667, 31368), (696, 30061), (1307, 16008), (1334, 15684), (2001, 10456), (2614, 8004), (2668, 7842), (3921, 5336), (4002, 5228)]