20175082977

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{34757}}^1$

素因数の和:35109

約数の個数: 32

約数和(自身を含む): 31125371904

約数和(自身を除く): 10950288927

約数列:

[1, 3, 7, 21, 131, 211, 393, 633, 917, 1477, 2751, 4431, 27641, 34757, 82923, 104271, 193487, 243299, 580461, 729897, 4553167, 7333727, 13659501, 22001181, 31872169, 51336089, 95616507, 154008267, 960718237, 2882154711, 6725027659, 20175082977]

約数ペア:

[(1, 20175082977), (3, 6725027659), (7, 2882154711), (21, 960718237), (131, 154008267), (211, 95616507), (393, 51336089), (633, 31872169), (917, 22001181), (1477, 13659501), (2751, 7333727), (4431, 4553167), (27641, 729897), (34757, 580461), (82923, 243299), (104271, 193487)]