20055735

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1157

約数の個数: 64

約数和(自身を含む): 42931200

約数和(自身を除く): 22875465

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 855, 945, 1117, 1197, 1995, 2565, 3351, 3591, 5585, 5985, 7819, 10053, 16755, 17955, 21223, 23457, 30159, 39095, 50265, 63669, 70371, 106115, 117285, 148561, 150795, 191007, 211113, 318345, 351855, 445683, 573021, 742805, 955035, 1055565, 1337049, 2228415, 2865105, 4011147, 6685245, 20055735]

約数ペア:

[(1, 20055735), (3, 6685245), (5, 4011147), (7, 2865105), (9, 2228415), (15, 1337049), (19, 1055565), (21, 955035), (27, 742805), (35, 573021), (45, 445683), (57, 351855), (63, 318345), (95, 211113), (105, 191007), (133, 150795), (135, 148561), (171, 117285), (189, 106115), (285, 70371), (315, 63669), (399, 50265), (513, 39095), (665, 30159), (855, 23457), (945, 21223), (1117, 17955), (1197, 16755), (1995, 10053), (2565, 7819), (3351, 5985), (3591, 5585)]