20783940036

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1\times {\mathrm{2917}}^1$

素因数の和:3653

約数の個数: 96

約数和(自身を含む): 52414750080

約数和(自身を除く): 31630810044

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 659, 901, 1318, 1802, 1977, 2636, 2703, 2917, 3604, 3954, 5406, 5834, 7908, 8751, 10812, 11203, 11668, 17502, 22406, 33609, 34927, 35004, 44812, 49589, 67218, 69854, 99178, 104781, 134436, 139708, 148767, 154601, 198356, 209562, 297534, 309202, 419124, 463803, 593759, 595068, 618404, 927606, 1187518, 1781277, 1855212, 1922303, 2375036, 2628217, 3562554, 3844606, 5256434, 5766909, 7125108, 7689212, 7884651, 10512868, 11533818, 15769302, 23067636, 31538604, 32679151, 65358302, 98037453, 101882059, 130716604, 196074906, 203764118, 305646177, 392149812, 407528236, 611292354, 1222584708, 1731995003, 3463990006, 5195985009, 6927980012, 10391970018, 20783940036]

約数ペア:

[(1, 20783940036), (2, 10391970018), (3, 6927980012), (4, 5195985009), (6, 3463990006), (12, 1731995003), (17, 1222584708), (34, 611292354), (51, 407528236), (53, 392149812), (68, 305646177), (102, 203764118), (106, 196074906), (159, 130716604), (204, 101882059), (212, 98037453), (318, 65358302), (636, 32679151), (659, 31538604), (901, 23067636), (1318, 15769302), (1802, 11533818), (1977, 10512868), (2636, 7884651), (2703, 7689212), (2917, 7125108), (3604, 5766909), (3954, 5256434), (5406, 3844606), (5834, 3562554), (7908, 2628217), (8751, 2375036), (10812, 1922303), (11203, 1855212), (11668, 1781277), (17502, 1187518), (22406, 927606), (33609, 618404), (34927, 595068), (35004, 593759), (44812, 463803), (49589, 419124), (67218, 309202), (69854, 297534), (99178, 209562), (104781, 198356), (134436, 154601), (139708, 148767)]