20185215357

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{593}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 29470003200

約数和(自身を除く): 9284787843

約数列:

[1, 3, 23, 37, 67, 69, 111, 199, 201, 593, 597, 851, 1541, 1779, 2479, 2553, 4577, 4623, 7363, 7437, 13333, 13639, 13731, 21941, 22089, 39731, 39999, 40917, 57017, 65823, 118007, 119193, 169349, 171051, 306659, 354021, 493321, 504643, 508047, 913813, 919977, 1470047, 1479963, 1513929, 2714161, 2741439, 4366259, 4410141, 7906469, 8142483, 11346383, 13098777, 23719407, 33811081, 34039149, 100423957, 101433243, 181848787, 292539353, 301271871, 545546361, 877618059, 6728405119, 20185215357]

約数ペア:

[(1, 20185215357), (3, 6728405119), (23, 877618059), (37, 545546361), (67, 301271871), (69, 292539353), (111, 181848787), (199, 101433243), (201, 100423957), (593, 34039149), (597, 33811081), (851, 23719407), (1541, 13098777), (1779, 11346383), (2479, 8142483), (2553, 7906469), (4577, 4410141), (4623, 4366259), (7363, 2741439), (7437, 2714161), (13333, 1513929), (13639, 1479963), (13731, 1470047), (21941, 919977), (22089, 913813), (39731, 508047), (39999, 504643), (40917, 493321), (57017, 354021), (65823, 306659), (118007, 171051), (119193, 169349)]