20002667993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1\times {\mathrm{499}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 26790912000

約数和(自身を除く): 6788244007

約数列:

[1, 7, 11, 17, 77, 113, 119, 187, 271, 499, 791, 1243, 1309, 1897, 1921, 2981, 3493, 4607, 5489, 8483, 8701, 13447, 20867, 21131, 30623, 32249, 38423, 50677, 56387, 59381, 93313, 135229, 147917, 214361, 336853, 354739, 394709, 520591, 620257, 653191, 946603, 958579, 1487519, 2298893, 2357971, 3644137, 4341799, 5726501, 6710053, 10412633, 10544369, 15280877, 16092251, 25287823, 40085507, 73810583, 106966139, 168089647, 177014761, 259774909, 1176627529, 1818424363, 2857523999, 20002667993]

約数ペア:

[(1, 20002667993), (7, 2857523999), (11, 1818424363), (17, 1176627529), (77, 259774909), (113, 177014761), (119, 168089647), (187, 106966139), (271, 73810583), (499, 40085507), (791, 25287823), (1243, 16092251), (1309, 15280877), (1897, 10544369), (1921, 10412633), (2981, 6710053), (3493, 5726501), (4607, 4341799), (5489, 3644137), (8483, 2357971), (8701, 2298893), (13447, 1487519), (20867, 958579), (21131, 946603), (30623, 653191), (32249, 620257), (38423, 520591), (50677, 394709), (56387, 354739), (59381, 336853), (93313, 214361), (135229, 147917)]