201909912

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 519372000

約数和(自身を除く): 317462088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 449, 457, 492, 898, 914, 984, 1347, 1371, 1796, 1828, 2694, 2742, 3592, 3656, 5388, 5484, 10776, 10968, 18409, 18737, 36818, 37474, 55227, 56211, 73636, 74948, 110454, 112422, 147272, 149896, 205193, 220908, 224844, 410386, 441816, 449688, 615579, 820772, 1231158, 1641544, 2462316, 4924632, 8412913, 16825826, 25238739, 33651652, 50477478, 67303304, 100954956, 201909912]

約数ペア:

[(1, 201909912), (2, 100954956), (3, 67303304), (4, 50477478), (6, 33651652), (8, 25238739), (12, 16825826), (24, 8412913), (41, 4924632), (82, 2462316), (123, 1641544), (164, 1231158), (246, 820772), (328, 615579), (449, 449688), (457, 441816), (492, 410386), (898, 224844), (914, 220908), (984, 205193), (1347, 149896), (1371, 147272), (1796, 112422), (1828, 110454), (2694, 74948), (2742, 73636), (3592, 56211), (3656, 55227), (5388, 37474), (5484, 36818), (10776, 18737), (10968, 18409)]