20156883267

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1\times {\mathrm{6551}}^1$

素因数の和:8943

約数の個数: 32

約数和(自身を含む): 29537464320

約数和(自身を除く): 9380581053

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 2347, 6551, 7041, 19653, 44593, 53981, 124469, 133779, 150673, 161943, 373407, 452019, 1025639, 2862787, 3076917, 8588361, 15375197, 46125591, 292128743, 353629531, 876386229, 1060888593, 6718961089, 20156883267]

約数ペア:

[(1, 20156883267), (3, 6718961089), (19, 1060888593), (23, 876386229), (57, 353629531), (69, 292128743), (437, 46125591), (1311, 15375197), (2347, 8588361), (6551, 3076917), (7041, 2862787), (19653, 1025639), (44593, 452019), (53981, 373407), (124469, 161943), (133779, 150673)]