18031130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2617}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 35625744

約数和(自身を除く): 17594614

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2617, 3445, 5234, 6890, 13085, 26170, 34021, 68042, 138701, 170105, 277402, 340210, 693505, 1387010, 1803113, 3606226, 9015565, 18031130]

約数ペア:

[(1, 18031130), (2, 9015565), (5, 3606226), (10, 1803113), (13, 1387010), (26, 693505), (53, 340210), (65, 277402), (106, 170105), (130, 138701), (265, 68042), (530, 34021), (689, 26170), (1378, 13085), (2617, 6890), (3445, 5234)]