1995656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 4166400

約数和(自身を除く): 2170744

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 619, 806, 1238, 1612, 2476, 3224, 4952, 8047, 16094, 19189, 32188, 38378, 64376, 76756, 153512, 249457, 498914, 997828, 1995656]

約数ペア:

[(1, 1995656), (2, 997828), (4, 498914), (8, 249457), (13, 153512), (26, 76756), (31, 64376), (52, 38378), (62, 32188), (104, 19189), (124, 16094), (248, 8047), (403, 4952), (619, 3224), (806, 2476), (1238, 1612)]