16440581668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30903349}}^1$

素因数の和:30903379

約数の個数: 24

約数和(自身を含む): 34611752000

約数和(自身を除く): 18171170332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 30903349, 61806698, 123613396, 216323443, 432646886, 587163631, 865293772, 1174327262, 2348654524, 4110145417, 8220290834, 16440581668]

約数ペア:

[(1, 16440581668), (2, 8220290834), (4, 4110145417), (7, 2348654524), (14, 1174327262), (19, 865293772), (28, 587163631), (38, 432646886), (76, 216323443), (133, 123613396), (266, 61806698), (532, 30903349)]