18347230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 37059120

約数和(自身を除く): 18711890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 257, 295, 514, 590, 605, 649, 1210, 1285, 1298, 2570, 2827, 3245, 5654, 6490, 7139, 14135, 14278, 15163, 28270, 30326, 31097, 35695, 62194, 71390, 75815, 151630, 155485, 166793, 310970, 333586, 833965, 1667930, 1834723, 3669446, 9173615, 18347230]

約数ペア:

[(1, 18347230), (2, 9173615), (5, 3669446), (10, 1834723), (11, 1667930), (22, 833965), (55, 333586), (59, 310970), (110, 166793), (118, 155485), (121, 151630), (242, 75815), (257, 71390), (295, 62194), (514, 35695), (590, 31097), (605, 30326), (649, 28270), (1210, 15163), (1285, 14278), (1298, 14135), (2570, 7139), (2827, 6490), (3245, 5654)]