18619653

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 28103040

約数和(自身を除く): 9483387

約数列:

[1, 3, 13, 29, 39, 87, 101, 163, 303, 377, 489, 1131, 1313, 2119, 2929, 3939, 4727, 6357, 8787, 14181, 16463, 38077, 49389, 61451, 114231, 184353, 214019, 477427, 642057, 1432281, 6206551, 18619653]

約数ペア:

[(1, 18619653), (3, 6206551), (13, 1432281), (29, 642057), (39, 477427), (87, 214019), (101, 184353), (163, 114231), (303, 61451), (377, 49389), (489, 38077), (1131, 16463), (1313, 14181), (2119, 8787), (2929, 6357), (3939, 4727)]