18865764

素因数分解:

$2^2\times 3^3\times {\mathrm{307}}^1\times {\mathrm{569}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 49156800

約数和(自身を除く): 30291036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 307, 569, 614, 921, 1138, 1228, 1707, 1842, 2276, 2763, 3414, 3684, 5121, 5526, 6828, 8289, 10242, 11052, 15363, 16578, 20484, 30726, 33156, 61452, 174683, 349366, 524049, 698732, 1048098, 1572147, 2096196, 3144294, 4716441, 6288588, 9432882, 18865764]

約数ペア:

[(1, 18865764), (2, 9432882), (3, 6288588), (4, 4716441), (6, 3144294), (9, 2096196), (12, 1572147), (18, 1048098), (27, 698732), (36, 524049), (54, 349366), (108, 174683), (307, 61452), (569, 33156), (614, 30726), (921, 20484), (1138, 16578), (1228, 15363), (1707, 11052), (1842, 10242), (2276, 8289), (2763, 6828), (3414, 5526), (3684, 5121)]