2019193690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{13913}}^1$

素因数の和:14574

約数の個数: 32

約数和(自身を含む): 3798855936

約数和(自身を除く): 1779662246

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 631, 1262, 3155, 6310, 13913, 14513, 27826, 29026, 69565, 72565, 139130, 145130, 319999, 639998, 1599995, 3199990, 8779103, 17558206, 43895515, 87791030, 201919369, 403838738, 1009596845, 2019193690]

約数ペア:

[(1, 2019193690), (2, 1009596845), (5, 403838738), (10, 201919369), (23, 87791030), (46, 43895515), (115, 17558206), (230, 8779103), (631, 3199990), (1262, 1599995), (3155, 639998), (6310, 319999), (13913, 145130), (14513, 139130), (27826, 72565), (29026, 69565)]