15663865196

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1\times {\mathrm{19973}}^1$

素因数の和:20778

約数の個数: 48

約数和(自身を含む): 32218541376

約数和(自身を除く): 16554676180

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 757, 1036, 1514, 3028, 5299, 10598, 19973, 21196, 28009, 39946, 56018, 79892, 112036, 139811, 196063, 279622, 392126, 559244, 739001, 784252, 1478002, 2956004, 5173007, 10346014, 15119561, 20692028, 30239122, 60478244, 105836927, 211673854, 423347708, 559423757, 1118847514, 2237695028, 3915966299, 7831932598, 15663865196]

約数ペア:

[(1, 15663865196), (2, 7831932598), (4, 3915966299), (7, 2237695028), (14, 1118847514), (28, 559423757), (37, 423347708), (74, 211673854), (148, 105836927), (259, 60478244), (518, 30239122), (757, 20692028), (1036, 15119561), (1514, 10346014), (3028, 5173007), (5299, 2956004), (10598, 1478002), (19973, 784252), (21196, 739001), (28009, 559244), (39946, 392126), (56018, 279622), (79892, 196063), (112036, 139811)]