20131025572

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1\times {\mathrm{9743}}^1$

素因数の和:10540

約数の個数: 48

約数和(自身を含む): 40695621120

約数和(自身を除く): 20564595548

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 677, 763, 1354, 1526, 2708, 3052, 4739, 9478, 9743, 18956, 19486, 38972, 68201, 73793, 136402, 147586, 272804, 295172, 516551, 1033102, 1061987, 2066204, 2123974, 4247948, 6596011, 7433909, 13192022, 14867818, 26384044, 29735636, 46172077, 92344154, 184688308, 718965199, 1437930398, 2875860796, 5032756393, 10065512786, 20131025572]

約数ペア:

[(1, 20131025572), (2, 10065512786), (4, 5032756393), (7, 2875860796), (14, 1437930398), (28, 718965199), (109, 184688308), (218, 92344154), (436, 46172077), (677, 29735636), (763, 26384044), (1354, 14867818), (1526, 13192022), (2708, 7433909), (3052, 6596011), (4739, 4247948), (9478, 2123974), (9743, 2066204), (18956, 1061987), (19486, 1033102), (38972, 516551), (68201, 295172), (73793, 272804), (136402, 147586)]