20171585982

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{3361}}^1$

素因数の和:4225

約数の個数: 64

約数和(自身を含む): 42727200768

約数和(自身を除く): 22555614786

約数列:

[1, 2, 3, 6, 31, 41, 62, 82, 93, 123, 186, 246, 787, 1271, 1574, 2361, 2542, 3361, 3813, 4722, 6722, 7626, 10083, 20166, 24397, 32267, 48794, 64534, 73191, 96801, 104191, 137801, 146382, 193602, 208382, 275602, 312573, 413403, 625146, 826806, 1000277, 2000554, 2645107, 3000831, 4271831, 5290214, 6001662, 7935321, 8543662, 12815493, 15870642, 25630986, 81998317, 108449387, 163996634, 216898774, 245994951, 325348161, 491989902, 650696322, 3361930997, 6723861994, 10085792991, 20171585982]

約数ペア:

[(1, 20171585982), (2, 10085792991), (3, 6723861994), (6, 3361930997), (31, 650696322), (41, 491989902), (62, 325348161), (82, 245994951), (93, 216898774), (123, 163996634), (186, 108449387), (246, 81998317), (787, 25630986), (1271, 15870642), (1574, 12815493), (2361, 8543662), (2542, 7935321), (3361, 6001662), (3813, 5290214), (4722, 4271831), (6722, 3000831), (7626, 2645107), (10083, 2000554), (20166, 1000277), (24397, 826806), (32267, 625146), (48794, 413403), (64534, 312573), (73191, 275602), (96801, 208382), (104191, 193602), (137801, 146382)]