19868652015

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{1531}}^1$

素因数の和:1992

約数の個数: 64

約数和(自身を含む): 33252979200

約数和(自身を除く): 13384327185

約数列:

[1, 3, 5, 15, 37, 67, 111, 185, 201, 335, 349, 555, 1005, 1047, 1531, 1745, 2479, 4593, 5235, 7437, 7655, 12395, 12913, 22965, 23383, 37185, 38739, 56647, 64565, 70149, 102577, 116915, 169941, 193695, 283235, 307731, 350745, 512885, 534319, 849705, 865171, 1538655, 1602957, 2595513, 2671595, 3795349, 4325855, 8014785, 11386047, 12977565, 18976745, 19769803, 35799373, 56930235, 59309409, 98849015, 107398119, 178996865, 296547045, 536990595, 1324576801, 3973730403, 6622884005, 19868652015]

約数ペア:

[(1, 19868652015), (3, 6622884005), (5, 3973730403), (15, 1324576801), (37, 536990595), (67, 296547045), (111, 178996865), (185, 107398119), (201, 98849015), (335, 59309409), (349, 56930235), (555, 35799373), (1005, 19769803), (1047, 18976745), (1531, 12977565), (1745, 11386047), (2479, 8014785), (4593, 4325855), (5235, 3795349), (7437, 2671595), (7655, 2595513), (12395, 1602957), (12913, 1538655), (22965, 865171), (23383, 849705), (37185, 534319), (38739, 512885), (56647, 350745), (64565, 307731), (70149, 283235), (102577, 193695), (116915, 169941)]