13306687328

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{18911}}^1$

素因数の和:20931

約数の個数: 48

約数和(自身を含む): 28594944000

約数和(自身を除く): 15288256672

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 1999, 3998, 7996, 15992, 18911, 21989, 31984, 37822, 43978, 63968, 75644, 87956, 151288, 175912, 208021, 302576, 351824, 416042, 605152, 703648, 832084, 1664168, 3328336, 6656672, 37803089, 75606178, 151212356, 302424712, 415833979, 604849424, 831667958, 1209698848, 1663335916, 3326671832, 6653343664, 13306687328]

約数ペア:

[(1, 13306687328), (2, 6653343664), (4, 3326671832), (8, 1663335916), (11, 1209698848), (16, 831667958), (22, 604849424), (32, 415833979), (44, 302424712), (88, 151212356), (176, 75606178), (352, 37803089), (1999, 6656672), (3998, 3328336), (7996, 1664168), (15992, 832084), (18911, 703648), (21989, 605152), (31984, 416042), (37822, 351824), (43978, 302576), (63968, 208021), (75644, 175912), (87956, 151288)]