20147333913

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{400249}}^1$

素因数の和:400326

約数の個数: 48

約数和(自身を含む): 35964864000

約数和(自身を除く): 15817530087

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 423, 799, 987, 1071, 2397, 2961, 5593, 7191, 16779, 50337, 400249, 1200747, 2801743, 3602241, 6804233, 8405229, 18811703, 20412699, 25215687, 47629631, 56435109, 61238097, 131681921, 142888893, 169305327, 319798951, 395045763, 428666679, 959396853, 1185137289, 2238592657, 2878190559, 6715777971, 20147333913]

約数ペア:

[(1, 20147333913), (3, 6715777971), (7, 2878190559), (9, 2238592657), (17, 1185137289), (21, 959396853), (47, 428666679), (51, 395045763), (63, 319798951), (119, 169305327), (141, 142888893), (153, 131681921), (329, 61238097), (357, 56435109), (423, 47629631), (799, 25215687), (987, 20412699), (1071, 18811703), (2397, 8405229), (2961, 6804233), (5593, 3602241), (7191, 2801743), (16779, 1200747), (50337, 400249)]