20163662379

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{2473}}^1$

素因数の和:2857

約数の個数: 96

約数和(自身を含む): 36902421504

約数和(自身を除く): 16738759125

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 331, 357, 391, 483, 993, 1071, 1173, 1449, 2317, 2473, 2737, 2979, 3519, 5627, 6951, 7419, 7613, 8211, 16881, 17311, 20853, 22257, 22839, 24633, 39389, 42041, 50643, 51933, 53291, 56879, 68517, 118167, 126123, 129421, 155799, 159873, 170637, 294287, 354501, 378369, 388263, 398153, 479619, 511911, 818563, 882861, 905947, 966943, 1164789, 1194459, 2455689, 2648583, 2717841, 2900829, 3583377, 5729941, 6768601, 7367067, 8153523, 8702487, 13915571, 17189823, 18826949, 20305803, 41746713, 51569469, 56480847, 60917409, 97408997, 125240139, 131788643, 169442541, 292226991, 320058133, 395365929, 876680973, 960174399, 1186097787, 2240406931, 2880523197, 6721220793, 20163662379]

約数ペア:

[(1, 20163662379), (3, 6721220793), (7, 2880523197), (9, 2240406931), (17, 1186097787), (21, 960174399), (23, 876680973), (51, 395365929), (63, 320058133), (69, 292226991), (119, 169442541), (153, 131788643), (161, 125240139), (207, 97408997), (331, 60917409), (357, 56480847), (391, 51569469), (483, 41746713), (993, 20305803), (1071, 18826949), (1173, 17189823), (1449, 13915571), (2317, 8702487), (2473, 8153523), (2737, 7367067), (2979, 6768601), (3519, 5729941), (5627, 3583377), (6951, 2900829), (7419, 2717841), (7613, 2648583), (8211, 2455689), (16881, 1194459), (17311, 1164789), (20853, 966943), (22257, 905947), (22839, 882861), (24633, 818563), (39389, 511911), (42041, 479619), (50643, 398153), (51933, 388263), (53291, 378369), (56879, 354501), (68517, 294287), (118167, 170637), (126123, 159873), (129421, 155799)]