20771842

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 38997504

約数和(自身を除く): 18225662

約数列:

[1, 2, 7, 13, 14, 26, 61, 91, 122, 182, 427, 793, 854, 1586, 1871, 3742, 5551, 11102, 13097, 24323, 26194, 48646, 114131, 170261, 228262, 340522, 798917, 1483703, 1597834, 2967406, 10385921, 20771842]

約数ペア:

[(1, 20771842), (2, 10385921), (7, 2967406), (13, 1597834), (14, 1483703), (26, 798917), (61, 340522), (91, 228262), (122, 170261), (182, 114131), (427, 48646), (793, 26194), (854, 24323), (1586, 13097), (1871, 11102), (3742, 5551)]