19701682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 39949632

約数和(自身を除く): 20247950

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 757, 1001, 1183, 1514, 1859, 2002, 2366, 3718, 5299, 8327, 9841, 10598, 13013, 16654, 19682, 26026, 58289, 68887, 108251, 116578, 127933, 137774, 216502, 255866, 757757, 895531, 1407263, 1515514, 1791062, 2814526, 9850841, 19701682]

約数ペア:

[(1, 19701682), (2, 9850841), (7, 2814526), (11, 1791062), (13, 1515514), (14, 1407263), (22, 895531), (26, 757757), (77, 255866), (91, 216502), (143, 137774), (154, 127933), (169, 116578), (182, 108251), (286, 68887), (338, 58289), (757, 26026), (1001, 19682), (1183, 16654), (1514, 13013), (1859, 10598), (2002, 9841), (2366, 8327), (3718, 5299)]