18214198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 30032640

約数和(自身を除く): 11818442

約数列:

[1, 2, 19, 38, 43, 71, 86, 142, 157, 314, 817, 1349, 1634, 2698, 2983, 3053, 5966, 6106, 6751, 11147, 13502, 22294, 58007, 116014, 128269, 211793, 256538, 423586, 479321, 958642, 9107099, 18214198]

約数ペア:

[(1, 18214198), (2, 9107099), (19, 958642), (38, 479321), (43, 423586), (71, 256538), (86, 211793), (142, 128269), (157, 116014), (314, 58007), (817, 22294), (1349, 13502), (1634, 11147), (2698, 6751), (2983, 6106), (3053, 5966)]