19442774

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 34310304

約数和(自身を除く): 14867530

約数列:

[1, 2, 13, 23, 26, 41, 46, 61, 82, 122, 169, 299, 338, 533, 598, 793, 943, 1066, 1403, 1586, 1886, 2501, 2806, 3887, 5002, 6929, 7774, 10309, 12259, 13858, 18239, 20618, 24518, 32513, 36478, 57523, 65026, 115046, 159367, 237107, 318734, 422669, 474214, 747799, 845338, 1495598, 9721387, 19442774]

約数ペア:

[(1, 19442774), (2, 9721387), (13, 1495598), (23, 845338), (26, 747799), (41, 474214), (46, 422669), (61, 318734), (82, 237107), (122, 159367), (169, 115046), (299, 65026), (338, 57523), (533, 36478), (598, 32513), (793, 24518), (943, 20618), (1066, 18239), (1403, 13858), (1586, 12259), (1886, 10309), (2501, 7774), (2806, 6929), (3887, 5002)]