20195568723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1\times {\mathrm{4349}}^1$

素因数の和:5763

約数の個数: 32

約数和(自身を含む): 29674656000

約数和(自身を除く): 9479087277

約数列:

[1, 3, 11, 33, 109, 327, 1199, 1291, 3597, 3873, 4349, 13047, 14201, 42603, 47839, 140719, 143517, 422157, 474041, 1422123, 1547909, 4643727, 5214451, 5614559, 15643353, 16843677, 61760149, 185280447, 611986931, 1835960793, 6731856241, 20195568723]

約数ペア:

[(1, 20195568723), (3, 6731856241), (11, 1835960793), (33, 611986931), (109, 185280447), (327, 61760149), (1199, 16843677), (1291, 15643353), (3597, 5614559), (3873, 5214451), (4349, 4643727), (13047, 1547909), (14201, 1422123), (42603, 474041), (47839, 422157), (140719, 143517)]