19064870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{659}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 18570970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 659, 1315, 1318, 2630, 2893, 3295, 5786, 6590, 7249, 14465, 14498, 28930, 36245, 72490, 173317, 346634, 866585, 1733170, 1906487, 3812974, 9532435, 19064870]

約数ペア:

[(1, 19064870), (2, 9532435), (5, 3812974), (10, 1906487), (11, 1733170), (22, 866585), (55, 346634), (110, 173317), (263, 72490), (526, 36245), (659, 28930), (1315, 14498), (1318, 14465), (2630, 7249), (2893, 6590), (3295, 5786)]