381808724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41519}}^1$

素因数の和:41564

約数の個数: 36

約数和(自身を含む): 773102400

約数和(自身を除く): 391293676

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 4598, 9196, 41519, 83038, 166076, 456709, 788861, 913418, 1577722, 1826836, 3155444, 5023799, 8677471, 10047598, 17354942, 20095196, 34709884, 95452181, 190904362, 381808724]

約数ペア:

[(1, 381808724), (2, 190904362), (4, 95452181), (11, 34709884), (19, 20095196), (22, 17354942), (38, 10047598), (44, 8677471), (76, 5023799), (121, 3155444), (209, 1826836), (242, 1577722), (418, 913418), (484, 788861), (836, 456709), (2299, 166076), (4598, 83038), (9196, 41519)]