1802988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 5176080

約数和(自身を除く): 3373092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 157, 174, 198, 261, 314, 319, 348, 396, 471, 522, 628, 638, 942, 957, 1044, 1276, 1413, 1727, 1884, 1914, 2826, 2871, 3454, 3828, 4553, 5181, 5652, 5742, 6908, 9106, 10362, 11484, 13659, 15543, 18212, 20724, 27318, 31086, 40977, 50083, 54636, 62172, 81954, 100166, 150249, 163908, 200332, 300498, 450747, 600996, 901494, 1802988]

約数ペア:

[(1, 1802988), (2, 901494), (3, 600996), (4, 450747), (6, 300498), (9, 200332), (11, 163908), (12, 150249), (18, 100166), (22, 81954), (29, 62172), (33, 54636), (36, 50083), (44, 40977), (58, 31086), (66, 27318), (87, 20724), (99, 18212), (116, 15543), (132, 13659), (157, 11484), (174, 10362), (198, 9106), (261, 6908), (314, 5742), (319, 5652), (348, 5181), (396, 4553), (471, 3828), (522, 3454), (628, 2871), (638, 2826), (942, 1914), (957, 1884), (1044, 1727), (1276, 1413)]