30831914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 51788160

約数和(自身を除く): 20956246

約数列:

[1, 2, 17, 23, 34, 46, 89, 178, 391, 443, 782, 886, 1513, 2047, 3026, 4094, 7531, 10189, 15062, 20378, 34799, 39427, 69598, 78854, 173213, 346426, 670259, 906821, 1340518, 1813642, 15415957, 30831914]

約数ペア:

[(1, 30831914), (2, 15415957), (17, 1813642), (23, 1340518), (34, 906821), (46, 670259), (89, 346426), (178, 173213), (391, 78854), (443, 69598), (782, 39427), (886, 34799), (1513, 20378), (2047, 15062), (3026, 10189), (4094, 7531)]