15861956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 32417280

約数和(自身を除く): 16555324

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 124, 319, 341, 401, 638, 682, 802, 899, 1276, 1364, 1604, 1798, 3596, 4411, 8822, 9889, 11629, 12431, 17644, 19778, 23258, 24862, 39556, 46516, 49724, 127919, 136741, 255838, 273482, 360499, 511676, 546964, 720998, 1441996, 3965489, 7930978, 15861956]

約数ペア:

[(1, 15861956), (2, 7930978), (4, 3965489), (11, 1441996), (22, 720998), (29, 546964), (31, 511676), (44, 360499), (58, 273482), (62, 255838), (116, 136741), (124, 127919), (319, 49724), (341, 46516), (401, 39556), (638, 24862), (682, 23258), (802, 19778), (899, 17644), (1276, 12431), (1364, 11629), (1604, 9889), (1798, 8822), (3596, 4411)]