20403721772

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1061}}^1\times {\mathrm{6301}}^1$

素因数の和:7482

約数の個数: 48

約数和(自身を含む): 41227179840

約数和(自身を除く): 20823458068

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1061, 1526, 2122, 3052, 4244, 6301, 7427, 12602, 14854, 25204, 29708, 44107, 88214, 115649, 176428, 231298, 462596, 686809, 809543, 1373618, 1619086, 2747236, 3238172, 4807663, 6685361, 9615326, 13370722, 19230652, 26741444, 46797527, 93595054, 187190108, 728704349, 1457408698, 2914817396, 5100930443, 10201860886, 20403721772]

約数ペア:

[(1, 20403721772), (2, 10201860886), (4, 5100930443), (7, 2914817396), (14, 1457408698), (28, 728704349), (109, 187190108), (218, 93595054), (436, 46797527), (763, 26741444), (1061, 19230652), (1526, 13370722), (2122, 9615326), (3052, 6685361), (4244, 4807663), (6301, 3238172), (7427, 2747236), (12602, 1619086), (14854, 1373618), (25204, 809543), (29708, 686809), (44107, 462596), (88214, 231298), (115649, 176428)]