20018743824

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{313}}^1\times {\mathrm{3691}}^1$

素因数の和:4053

約数の個数: 120

約数和(自身を含む): 54769402272

約数和(自身を除く): 34750658448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 313, 361, 456, 626, 722, 912, 939, 1083, 1252, 1444, 1878, 2166, 2504, 2888, 3691, 3756, 4332, 5008, 5776, 5947, 7382, 7512, 8664, 11073, 11894, 14764, 15024, 17328, 17841, 22146, 23788, 29528, 35682, 44292, 47576, 59056, 70129, 71364, 88584, 95152, 112993, 140258, 142728, 177168, 210387, 225986, 280516, 285456, 338979, 420774, 451972, 561032, 677958, 841548, 903944, 1122064, 1155283, 1332451, 1355916, 1683096, 1807888, 2310566, 2664902, 2711832, 3366192, 3465849, 3997353, 4621132, 5329804, 5423664, 6931698, 7994706, 9242264, 10659608, 13863396, 15989412, 18484528, 21319216, 21950377, 27726792, 31978824, 43900754, 55453584, 63957648, 65851131, 87801508, 131702262, 175603016, 263404524, 351206032, 417057163, 526809048, 834114326, 1053618096, 1251171489, 1668228652, 2502342978, 3336457304, 5004685956, 6672914608, 10009371912, 20018743824]

約数ペア:

[(1, 20018743824), (2, 10009371912), (3, 6672914608), (4, 5004685956), (6, 3336457304), (8, 2502342978), (12, 1668228652), (16, 1251171489), (19, 1053618096), (24, 834114326), (38, 526809048), (48, 417057163), (57, 351206032), (76, 263404524), (114, 175603016), (152, 131702262), (228, 87801508), (304, 65851131), (313, 63957648), (361, 55453584), (456, 43900754), (626, 31978824), (722, 27726792), (912, 21950377), (939, 21319216), (1083, 18484528), (1252, 15989412), (1444, 13863396), (1878, 10659608), (2166, 9242264), (2504, 7994706), (2888, 6931698), (3691, 5423664), (3756, 5329804), (4332, 4621132), (5008, 3997353), (5776, 3465849), (5947, 3366192), (7382, 2711832), (7512, 2664902), (8664, 2310566), (11073, 1807888), (11894, 1683096), (14764, 1355916), (15024, 1332451), (17328, 1155283), (17841, 1122064), (22146, 903944), (23788, 841548), (29528, 677958), (35682, 561032), (44292, 451972), (47576, 420774), (59056, 338979), (70129, 285456), (71364, 280516), (88584, 225986), (95152, 210387), (112993, 177168), (140258, 142728)]