19153386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2227

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 28964502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2141, 2982, 4282, 4473, 6423, 8946, 12846, 14987, 19269, 29974, 38538, 44961, 89922, 134883, 152011, 269766, 304022, 456033, 912066, 1064077, 1368099, 2128154, 2736198, 3192231, 6384462, 9576693, 19153386]

約数ペア:

[(1, 19153386), (2, 9576693), (3, 6384462), (6, 3192231), (7, 2736198), (9, 2128154), (14, 1368099), (18, 1064077), (21, 912066), (42, 456033), (63, 304022), (71, 269766), (126, 152011), (142, 134883), (213, 89922), (426, 44961), (497, 38538), (639, 29974), (994, 19269), (1278, 14987), (1491, 12846), (2141, 8946), (2982, 6423), (4282, 4473)]