20273932

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 41948928

約数和(自身を除く): 21674996

約数列:

[1, 2, 4, 7, 14, 28, 67, 101, 107, 134, 202, 214, 268, 404, 428, 469, 707, 749, 938, 1414, 1498, 1876, 2828, 2996, 6767, 7169, 10807, 13534, 14338, 21614, 27068, 28676, 43228, 47369, 50183, 75649, 94738, 100366, 151298, 189476, 200732, 302596, 724069, 1448138, 2896276, 5068483, 10136966, 20273932]

約数ペア:

[(1, 20273932), (2, 10136966), (4, 5068483), (7, 2896276), (14, 1448138), (28, 724069), (67, 302596), (101, 200732), (107, 189476), (134, 151298), (202, 100366), (214, 94738), (268, 75649), (404, 50183), (428, 47369), (469, 43228), (707, 28676), (749, 27068), (938, 21614), (1414, 14338), (1498, 13534), (1876, 10807), (2828, 7169), (2996, 6767)]