201809909444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{631153}}^1$

素因数の和:631237

約数の個数: 72

約数和(自身を含む): 426892368672

約数和(自身を除く): 225082459228

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 169, 172, 286, 338, 473, 559, 572, 676, 946, 1118, 1859, 1892, 2236, 3718, 6149, 7267, 7436, 12298, 14534, 24596, 29068, 79937, 159874, 319748, 631153, 1262306, 2524612, 6942683, 8204989, 13885366, 16409978, 27139579, 27770732, 32819956, 54279158, 90254879, 106664857, 108558316, 180509758, 213329714, 298535369, 352814527, 361019516, 426659428, 597070738, 705629054, 1173313427, 1194141476, 1411258108, 2346626854, 3880959797, 4586588851, 4693253708, 7761919594, 9173177702, 15523839188, 18346355404, 50452477361, 100904954722, 201809909444]

約数ペア:

[(1, 201809909444), (2, 100904954722), (4, 50452477361), (11, 18346355404), (13, 15523839188), (22, 9173177702), (26, 7761919594), (43, 4693253708), (44, 4586588851), (52, 3880959797), (86, 2346626854), (143, 1411258108), (169, 1194141476), (172, 1173313427), (286, 705629054), (338, 597070738), (473, 426659428), (559, 361019516), (572, 352814527), (676, 298535369), (946, 213329714), (1118, 180509758), (1859, 108558316), (1892, 106664857), (2236, 90254879), (3718, 54279158), (6149, 32819956), (7267, 27770732), (7436, 27139579), (12298, 16409978), (14534, 13885366), (24596, 8204989), (29068, 6942683), (79937, 2524612), (159874, 1262306), (319748, 631153)]