2020122818

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{229403}}^1$

素因数の和:229466

約数の個数: 32

約数和(自身を含む): 3765896064

約数和(自身を除く): 1745773246

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 4403, 8806, 229403, 458806, 1605821, 3211642, 3899851, 7799702, 8487911, 16975822, 27298957, 54597914, 59415377, 118830754, 144294487, 288588974, 1010061409, 2020122818]

約数ペア:

[(1, 2020122818), (2, 1010061409), (7, 288588974), (14, 144294487), (17, 118830754), (34, 59415377), (37, 54597914), (74, 27298957), (119, 16975822), (238, 8487911), (259, 7799702), (518, 3899851), (629, 3211642), (1258, 1605821), (4403, 458806), (8806, 229403)]