1921964

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^2$

素因数の和:75

約数の個数: 36

約数和(自身を含む): 3904488

約数和(自身を除く): 1982524

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 361, 418, 484, 722, 836, 1331, 1444, 2299, 2662, 3971, 4598, 5324, 7942, 9196, 15884, 25289, 43681, 50578, 87362, 101156, 174724, 480491, 960982, 1921964]

約数ペア:

[(1, 1921964), (2, 960982), (4, 480491), (11, 174724), (19, 101156), (22, 87362), (38, 50578), (44, 43681), (76, 25289), (121, 15884), (209, 9196), (242, 7942), (361, 5324), (418, 4598), (484, 3971), (722, 2662), (836, 2299), (1331, 1444)]