20423926570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3331}}^1\times {\mathrm{21143}}^1$

素因数の和:24510

約数の個数: 32

約数和(自身を含む): 38043976320

約数和(自身を除く): 17620049750

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 3331, 6662, 16655, 21143, 33310, 42286, 96599, 105715, 193198, 211430, 482995, 613147, 965990, 1226294, 3065735, 6131470, 70427333, 140854666, 352136665, 704273330, 2042392657, 4084785314, 10211963285, 20423926570]

約数ペア:

[(1, 20423926570), (2, 10211963285), (5, 4084785314), (10, 2042392657), (29, 704273330), (58, 352136665), (145, 140854666), (290, 70427333), (3331, 6131470), (6662, 3065735), (16655, 1226294), (21143, 965990), (33310, 613147), (42286, 482995), (96599, 211430), (105715, 193198)]