28781884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22277}}^1$

素因数の和:22317

約数の個数: 24

約数和(自身を含む): 56140560

約数和(自身を除く): 27358676

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 22277, 44554, 89108, 378709, 423263, 757418, 846526, 1514836, 1693052, 7195471, 14390942, 28781884]

約数ペア:

[(1, 28781884), (2, 14390942), (4, 7195471), (17, 1693052), (19, 1514836), (34, 846526), (38, 757418), (68, 423263), (76, 378709), (323, 89108), (646, 44554), (1292, 22277)]