19973431926171

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{394396697}}^1$

素因数の和:394397051

約数の個数: 24

約数和(自身を含む): 30639890674224

約数和(自身を除く): 10666458748053

約数列:

[1, 3, 9, 17, 51, 153, 331, 993, 2979, 5627, 16881, 50643, 394396697, 1183190091, 3549570273, 6704743849, 20114231547, 60342694641, 130545306707, 391635920121, 1174907760363, 2219270214019, 6657810642057, 19973431926171]

約数ペア:

[(1, 19973431926171), (3, 6657810642057), (9, 2219270214019), (17, 1174907760363), (51, 391635920121), (153, 130545306707), (331, 60342694641), (993, 20114231547), (2979, 6704743849), (5627, 3549570273), (16881, 1183190091), (50643, 394396697)]