18945744

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^2$

素因数の和:296

約数の個数: 60

約数和(自身を含む): 51463968

約数和(自身を除く): 32518224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 131, 138, 184, 262, 276, 368, 393, 524, 552, 786, 1048, 1104, 1572, 2096, 3013, 3144, 6026, 6288, 9039, 12052, 17161, 18078, 24104, 34322, 36156, 48208, 51483, 68644, 72312, 102966, 137288, 144624, 205932, 274576, 394703, 411864, 789406, 823728, 1184109, 1578812, 2368218, 3157624, 4736436, 6315248, 9472872, 18945744]

約数ペア:

[(1, 18945744), (2, 9472872), (3, 6315248), (4, 4736436), (6, 3157624), (8, 2368218), (12, 1578812), (16, 1184109), (23, 823728), (24, 789406), (46, 411864), (48, 394703), (69, 274576), (92, 205932), (131, 144624), (138, 137288), (184, 102966), (262, 72312), (276, 68644), (368, 51483), (393, 48208), (524, 36156), (552, 34322), (786, 24104), (1048, 18078), (1104, 17161), (1572, 12052), (2096, 9039), (3013, 6288), (3144, 6026)]