18215210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2297}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 35903952

約数和(自身を除く): 17688742

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 2297, 3965, 4594, 7930, 11485, 22970, 29861, 59722, 140117, 149305, 280234, 298610, 700585, 1401170, 1821521, 3643042, 9107605, 18215210]

約数ペア:

[(1, 18215210), (2, 9107605), (5, 3643042), (10, 1821521), (13, 1401170), (26, 700585), (61, 298610), (65, 280234), (122, 149305), (130, 140117), (305, 59722), (610, 29861), (793, 22970), (1586, 11485), (2297, 7930), (3965, 4594)]