19531317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 30119040

約数和(自身を除く): 10587723

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 331, 663, 993, 1157, 1513, 3471, 4303, 4539, 5627, 12909, 16881, 19669, 29459, 59007, 73151, 88377, 219453, 382967, 500803, 1148901, 1502409, 6510439, 19531317]

約数ペア:

[(1, 19531317), (3, 6510439), (13, 1502409), (17, 1148901), (39, 500803), (51, 382967), (89, 219453), (221, 88377), (267, 73151), (331, 59007), (663, 29459), (993, 19669), (1157, 16881), (1513, 12909), (3471, 5627), (4303, 4539)]