19036719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{563}}^1$

素因数の和:616

約数の個数: 36

約数和(自身を含む): 31512936

約数和(自身を除く): 12476217

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 289, 563, 663, 867, 1689, 1989, 2601, 3757, 5067, 7319, 9571, 11271, 21957, 28713, 33813, 65871, 86139, 124423, 162707, 373269, 488121, 1119807, 1464363, 2115191, 6345573, 19036719]

約数ペア:

[(1, 19036719), (3, 6345573), (9, 2115191), (13, 1464363), (17, 1119807), (39, 488121), (51, 373269), (117, 162707), (153, 124423), (221, 86139), (289, 65871), (563, 33813), (663, 28713), (867, 21957), (1689, 11271), (1989, 9571), (2601, 7319), (3757, 5067)]