19204724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2711}}^1$

素因数の和:2756

約数の個数: 48

約数和(自身を含む): 43739136

約数和(自身を除く): 24534412

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 2711, 3542, 5422, 7084, 10844, 18977, 29821, 37954, 59642, 62353, 75908, 119284, 124706, 208747, 249412, 417494, 436471, 685883, 834988, 872942, 1371766, 1745884, 2743532, 4801181, 9602362, 19204724]

約数ペア:

[(1, 19204724), (2, 9602362), (4, 4801181), (7, 2743532), (11, 1745884), (14, 1371766), (22, 872942), (23, 834988), (28, 685883), (44, 436471), (46, 417494), (77, 249412), (92, 208747), (154, 124706), (161, 119284), (253, 75908), (308, 62353), (322, 59642), (506, 37954), (644, 29821), (1012, 18977), (1771, 10844), (2711, 7084), (3542, 5422)]