20651670687

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{4987}}^1$

素因数の和:5343

約数の個数: 32

約数和(自身を含む): 28328647680

約数和(自身を除く): 7676976993

約数列:

[1, 3, 79, 101, 173, 237, 303, 519, 4987, 7979, 13667, 14961, 17473, 23937, 41001, 52419, 393973, 503687, 862751, 1181919, 1380367, 1511061, 2588253, 4141101, 39791273, 68157329, 87137851, 119373819, 204471987, 261413553, 6883890229, 20651670687]

約数ペア:

[(1, 20651670687), (3, 6883890229), (79, 261413553), (101, 204471987), (173, 119373819), (237, 87137851), (303, 68157329), (519, 39791273), (4987, 4141101), (7979, 2588253), (13667, 1511061), (14961, 1380367), (17473, 1181919), (23937, 862751), (41001, 503687), (52419, 393973)]