19949002

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 30582720

約数和(自身を除く): 10633718

約数列:

[1, 2, 73, 139, 146, 278, 983, 1966, 10147, 20294, 71759, 136637, 143518, 273274, 9974501, 19949002]

約数ペア:

[(1, 19949002), (2, 9974501), (73, 273274), (139, 143518), (146, 136637), (278, 71759), (983, 20294), (1966, 10147)]