19687052

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 24342388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1559, 1804, 3118, 3157, 6236, 6314, 10913, 12628, 17149, 21826, 34298, 43652, 63919, 68596, 120043, 127838, 240086, 255676, 447433, 480172, 703109, 894866, 1406218, 1789732, 2812436, 4921763, 9843526, 19687052]

約数ペア:

[(1, 19687052), (2, 9843526), (4, 4921763), (7, 2812436), (11, 1789732), (14, 1406218), (22, 894866), (28, 703109), (41, 480172), (44, 447433), (77, 255676), (82, 240086), (154, 127838), (164, 120043), (287, 68596), (308, 63919), (451, 43652), (574, 34298), (902, 21826), (1148, 17149), (1559, 12628), (1804, 10913), (3118, 6314), (3157, 6236)]