20797992

素因数分解:

$2^3\times 3^3\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1407

約数の個数: 64

約数和(自身を含む): 58608000

約数和(自身を除く): 37810008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 108, 146, 216, 219, 292, 438, 584, 657, 876, 1314, 1319, 1752, 1971, 2628, 2638, 3942, 3957, 5256, 5276, 7884, 7914, 10552, 11871, 15768, 15828, 23742, 31656, 35613, 47484, 71226, 94968, 96287, 142452, 192574, 284904, 288861, 385148, 577722, 770296, 866583, 1155444, 1733166, 2310888, 2599749, 3466332, 5199498, 6932664, 10398996, 20797992]

約数ペア:

[(1, 20797992), (2, 10398996), (3, 6932664), (4, 5199498), (6, 3466332), (8, 2599749), (9, 2310888), (12, 1733166), (18, 1155444), (24, 866583), (27, 770296), (36, 577722), (54, 385148), (72, 288861), (73, 284904), (108, 192574), (146, 142452), (216, 96287), (219, 94968), (292, 71226), (438, 47484), (584, 35613), (657, 31656), (876, 23742), (1314, 15828), (1319, 15768), (1752, 11871), (1971, 10552), (2628, 7914), (2638, 7884), (3942, 5276), (3957, 5256)]