20705762

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 20662558

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 121, 154, 187, 238, 242, 374, 719, 847, 1309, 1438, 1694, 2057, 2618, 4114, 5033, 7909, 10066, 12223, 14399, 15818, 24446, 28798, 55363, 85561, 86999, 110726, 134453, 171122, 173998, 268906, 608993, 941171, 1217986, 1478983, 1882342, 2957966, 10352881, 20705762]

約数ペア:

[(1, 20705762), (2, 10352881), (7, 2957966), (11, 1882342), (14, 1478983), (17, 1217986), (22, 941171), (34, 608993), (77, 268906), (119, 173998), (121, 171122), (154, 134453), (187, 110726), (238, 86999), (242, 85561), (374, 55363), (719, 28798), (847, 24446), (1309, 15818), (1438, 14399), (1694, 12223), (2057, 10066), (2618, 7909), (4114, 5033)]