20193587513

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 23897788992

約数和(自身を除く): 3704201479

約数列:

[1, 11, 17, 121, 131, 137, 187, 547, 1441, 1507, 2057, 2227, 2329, 6017, 9299, 15851, 16577, 17947, 24497, 25619, 66187, 71657, 74939, 102289, 197417, 269467, 281809, 305099, 788227, 824329, 1125179, 1218169, 1273963, 2171587, 3356089, 8670497, 9067619, 9817009, 13399859, 14013593, 36916979, 107987099, 147398449, 154149523, 166889153, 1187858089, 1835780683, 20193587513]

約数ペア:

[(1, 20193587513), (11, 1835780683), (17, 1187858089), (121, 166889153), (131, 154149523), (137, 147398449), (187, 107987099), (547, 36916979), (1441, 14013593), (1507, 13399859), (2057, 9817009), (2227, 9067619), (2329, 8670497), (6017, 3356089), (9299, 2171587), (15851, 1273963), (16577, 1218169), (17947, 1125179), (24497, 824329), (25619, 788227), (66187, 305099), (71657, 281809), (74939, 269467), (102289, 197417)]