20107182438

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{2903}}^1\times {\mathrm{7853}}^1$

素因数の和:10778

約数の個数: 72

約数和(自身を含む): 50702219568

約数和(自身を除く): 30595037130

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 2903, 5806, 7853, 8709, 15706, 17418, 20321, 23559, 26127, 40642, 47118, 52254, 54971, 60963, 70677, 109942, 121926, 141354, 142247, 164913, 182889, 284494, 329826, 365778, 384797, 426741, 494739, 769594, 853482, 989478, 1154391, 1280223, 2308782, 2560446, 3463173, 6926346, 22797259, 45594518, 68391777, 136783554, 159580813, 205175331, 319161626, 410350662, 478742439, 957484878, 1117065691, 1436227317, 2234131382, 2872454634, 3351197073, 6702394146, 10053591219, 20107182438]

約数ペア:

[(1, 20107182438), (2, 10053591219), (3, 6702394146), (6, 3351197073), (7, 2872454634), (9, 2234131382), (14, 1436227317), (18, 1117065691), (21, 957484878), (42, 478742439), (49, 410350662), (63, 319161626), (98, 205175331), (126, 159580813), (147, 136783554), (294, 68391777), (441, 45594518), (882, 22797259), (2903, 6926346), (5806, 3463173), (7853, 2560446), (8709, 2308782), (15706, 1280223), (17418, 1154391), (20321, 989478), (23559, 853482), (26127, 769594), (40642, 494739), (47118, 426741), (52254, 384797), (54971, 365778), (60963, 329826), (70677, 284494), (109942, 182889), (121926, 164913), (141354, 142247)]