1640691858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2237}}^1\times {\mathrm{9403}}^1$

素因数の和:11658

約数の個数: 32

約数和(自身を含む): 3535753536

約数和(自身を除く): 1895061678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2237, 4474, 6711, 9403, 13422, 18806, 28209, 29081, 56418, 58162, 87243, 122239, 174486, 244478, 366717, 733434, 21034511, 42069022, 63103533, 126207066, 273448643, 546897286, 820345929, 1640691858]

約数ペア:

[(1, 1640691858), (2, 820345929), (3, 546897286), (6, 273448643), (13, 126207066), (26, 63103533), (39, 42069022), (78, 21034511), (2237, 733434), (4474, 366717), (6711, 244478), (9403, 174486), (13422, 122239), (18806, 87243), (28209, 58162), (29081, 56418)]