20585838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 52093440

約数和(自身を除く): 31507602

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 182, 222, 259, 273, 481, 518, 546, 777, 962, 1019, 1443, 1554, 2038, 2886, 3057, 3367, 6114, 6734, 7133, 10101, 13247, 14266, 20202, 21399, 26494, 37703, 39741, 42798, 75406, 79482, 92729, 113109, 185458, 226218, 263921, 278187, 490139, 527842, 556374, 791763, 980278, 1470417, 1583526, 2940834, 3430973, 6861946, 10292919, 20585838]

約数ペア:

[(1, 20585838), (2, 10292919), (3, 6861946), (6, 3430973), (7, 2940834), (13, 1583526), (14, 1470417), (21, 980278), (26, 791763), (37, 556374), (39, 527842), (42, 490139), (74, 278187), (78, 263921), (91, 226218), (111, 185458), (182, 113109), (222, 92729), (259, 79482), (273, 75406), (481, 42798), (518, 39741), (546, 37703), (777, 26494), (962, 21399), (1019, 20202), (1443, 14266), (1554, 13247), (2038, 10101), (2886, 7133), (3057, 6734), (3367, 6114)]