20187958587

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3511}}^1$

素因数の和:3668

約数の個数: 48

約数和(自身を含む): 29072279808

約数和(自身を除く): 8884321221

約数列:

[1, 3, 29, 43, 53, 87, 129, 159, 841, 1247, 1537, 2279, 2523, 3511, 3741, 4611, 6837, 10533, 36163, 44573, 66091, 101819, 108489, 133719, 150973, 186083, 198273, 305457, 452919, 558249, 1916639, 2952751, 4378217, 5396407, 5749917, 8001569, 8858253, 13134651, 16189221, 24004707, 126968293, 156495803, 232045501, 380904879, 469487409, 696136503, 6729319529, 20187958587]

約数ペア:

[(1, 20187958587), (3, 6729319529), (29, 696136503), (43, 469487409), (53, 380904879), (87, 232045501), (129, 156495803), (159, 126968293), (841, 24004707), (1247, 16189221), (1537, 13134651), (2279, 8858253), (2523, 8001569), (3511, 5749917), (3741, 5396407), (4611, 4378217), (6837, 2952751), (10533, 1916639), (36163, 558249), (44573, 452919), (66091, 305457), (101819, 198273), (108489, 186083), (133719, 150973)]