20188502478

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{1427}}^1\times {\mathrm{13789}}^1$

素因数の和:15246

約数の個数: 64

約数和(自身を含む): 47261088000

約数和(自身を除く): 27072585522

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 1427, 2854, 4281, 8562, 12843, 13789, 25686, 27113, 27578, 38529, 41367, 54226, 77058, 81339, 82734, 124101, 162678, 244017, 248202, 261991, 372303, 488034, 523982, 732051, 744606, 785973, 1464102, 1571946, 2357919, 4715838, 7073757, 14147514, 19676903, 39353806, 59030709, 118061418, 177092127, 354184254, 373861157, 531276381, 747722314, 1062552762, 1121583471, 2243166942, 3364750413, 6729500826, 10094251239, 20188502478]

約数ペア:

[(1, 20188502478), (2, 10094251239), (3, 6729500826), (6, 3364750413), (9, 2243166942), (18, 1121583471), (19, 1062552762), (27, 747722314), (38, 531276381), (54, 373861157), (57, 354184254), (114, 177092127), (171, 118061418), (342, 59030709), (513, 39353806), (1026, 19676903), (1427, 14147514), (2854, 7073757), (4281, 4715838), (8562, 2357919), (12843, 1571946), (13789, 1464102), (25686, 785973), (27113, 744606), (27578, 732051), (38529, 523982), (41367, 488034), (54226, 372303), (77058, 261991), (81339, 248202), (82734, 244017), (124101, 162678)]