8639748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18461}}^1$

素因数の和:18484

約数の個数: 36

約数和(自身を含む): 23520588

約数和(自身を除く): 14880840

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 18461, 36922, 55383, 73844, 110766, 166149, 221532, 239993, 332298, 479986, 664596, 719979, 959972, 1439958, 2159937, 2879916, 4319874, 8639748]

約数ペア:

[(1, 8639748), (2, 4319874), (3, 2879916), (4, 2159937), (6, 1439958), (9, 959972), (12, 719979), (13, 664596), (18, 479986), (26, 332298), (36, 239993), (39, 221532), (52, 166149), (78, 110766), (117, 73844), (156, 55383), (234, 36922), (468, 18461)]