20235965925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{27011}}^1$

素因数の和:28458

約数の個数: 48

約数和(自身を含む): 38264550912

約数和(自身を除く): 18028584987

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 1427, 4281, 7135, 9989, 21405, 27011, 29967, 35675, 49945, 81033, 107025, 135055, 149835, 189077, 249725, 405165, 567231, 675275, 749175, 945385, 2025825, 2836155, 4726925, 14180775, 38544697, 115634091, 192723485, 269812879, 578170455, 809438637, 963617425, 1349064395, 2890852275, 4047193185, 6745321975, 20235965925]

約数ペア:

[(1, 20235965925), (3, 6745321975), (5, 4047193185), (7, 2890852275), (15, 1349064395), (21, 963617425), (25, 809438637), (35, 578170455), (75, 269812879), (105, 192723485), (175, 115634091), (525, 38544697), (1427, 14180775), (4281, 4726925), (7135, 2836155), (9989, 2025825), (21405, 945385), (27011, 749175), (29967, 675275), (35675, 567231), (49945, 405165), (81033, 249725), (107025, 189077), (135055, 149835)]