20403605754

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{41299}}^1$

素因数の和:42624

約数の個数: 64

約数和(自身を含む): 51859584000

約数和(自身を除く): 31455978246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1307, 2614, 3921, 7842, 9149, 11763, 18298, 23526, 27447, 35289, 41299, 54894, 70578, 82341, 82598, 123897, 164682, 247023, 247794, 289093, 371691, 494046, 578186, 743382, 867279, 1115073, 1734558, 2230146, 2601837, 5203674, 7805511, 15611022, 53977793, 107955586, 161933379, 323866758, 377844551, 485800137, 755689102, 971600274, 1133533653, 1457400411, 2267067306, 2914800822, 3400600959, 6801201918, 10201802877, 20403605754]

約数ペア:

[(1, 20403605754), (2, 10201802877), (3, 6801201918), (6, 3400600959), (7, 2914800822), (9, 2267067306), (14, 1457400411), (18, 1133533653), (21, 971600274), (27, 755689102), (42, 485800137), (54, 377844551), (63, 323866758), (126, 161933379), (189, 107955586), (378, 53977793), (1307, 15611022), (2614, 7805511), (3921, 5203674), (7842, 2601837), (9149, 2230146), (11763, 1734558), (18298, 1115073), (23526, 867279), (27447, 743382), (35289, 578186), (41299, 494046), (54894, 371691), (70578, 289093), (82341, 247794), (82598, 247023), (123897, 164682)]