20888911671

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1\times {\mathrm{1511}}^1$

素因数の和:2887

約数の個数: 32

約数和(自身を含む): 29075397120

約数和(自身を除く): 8186485449

約数列:

[1, 3, 29, 87, 131, 393, 1213, 1511, 3639, 3799, 4533, 11397, 35177, 43819, 105531, 131457, 158903, 197941, 476709, 593823, 1832843, 4608187, 5498529, 5740289, 13824561, 17220867, 53152447, 159457341, 240102433, 720307299, 6962970557, 20888911671]

約数ペア:

[(1, 20888911671), (3, 6962970557), (29, 720307299), (87, 240102433), (131, 159457341), (393, 53152447), (1213, 17220867), (1511, 13824561), (3639, 5740289), (3799, 5498529), (4533, 4608187), (11397, 1832843), (35177, 593823), (43819, 476709), (105531, 197941), (131457, 158903)]