20199892490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{330983}}^1$

素因数の和:331366

約数の個数: 32

約数和(自身を含む): 38605973760

約数和(自身を除く): 18406081270

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 359, 718, 1795, 3590, 6103, 12206, 30515, 61030, 330983, 661966, 1654915, 3309830, 5626711, 11253422, 28133555, 56267110, 118822897, 237645794, 594114485, 1188228970, 2019989249, 4039978498, 10099946245, 20199892490]

約数ペア:

[(1, 20199892490), (2, 10099946245), (5, 4039978498), (10, 2019989249), (17, 1188228970), (34, 594114485), (85, 237645794), (170, 118822897), (359, 56267110), (718, 28133555), (1795, 11253422), (3590, 5626711), (6103, 3309830), (12206, 1654915), (30515, 661966), (61030, 330983)]