203306816

素因数分解:

$2^6\times {\mathrm{79}}^2\times {\mathrm{509}}^1$

素因数の和:679

約数の個数: 42

約数和(自身を含む): 409411170

約数和(自身を除く): 206104354

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 509, 632, 1018, 1264, 2036, 2528, 4072, 5056, 6241, 8144, 12482, 16288, 24964, 32576, 40211, 49928, 80422, 99856, 160844, 199712, 321688, 399424, 643376, 1286752, 2573504, 3176669, 6353338, 12706676, 25413352, 50826704, 101653408, 203306816]

約数ペア:

[(1, 203306816), (2, 101653408), (4, 50826704), (8, 25413352), (16, 12706676), (32, 6353338), (64, 3176669), (79, 2573504), (158, 1286752), (316, 643376), (509, 399424), (632, 321688), (1018, 199712), (1264, 160844), (2036, 99856), (2528, 80422), (4072, 49928), (5056, 40211), (6241, 32576), (8144, 24964), (12482, 16288)]