201919856

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 397516224

約数和(自身を除く): 195596368

約数列:

[1, 2, 4, 8, 16, 97, 194, 281, 388, 463, 562, 776, 926, 1124, 1552, 1852, 2248, 3704, 4496, 7408, 27257, 44911, 54514, 89822, 109028, 130103, 179644, 218056, 260206, 359288, 436112, 520412, 718576, 1040824, 2081648, 12619991, 25239982, 50479964, 100959928, 201919856]

約数ペア:

[(1, 201919856), (2, 100959928), (4, 50479964), (8, 25239982), (16, 12619991), (97, 2081648), (194, 1040824), (281, 718576), (388, 520412), (463, 436112), (562, 359288), (776, 260206), (926, 218056), (1124, 179644), (1552, 130103), (1852, 109028), (2248, 89822), (3704, 54514), (4496, 44911), (7408, 27257)]