19492407

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 32199552

約数和(自身を除く): 12707145

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 131, 167, 297, 393, 501, 891, 1179, 1441, 1503, 1837, 3537, 4323, 4509, 5511, 10611, 12969, 13527, 16533, 21877, 38907, 49599, 65631, 116721, 148797, 196893, 240647, 590679, 721941, 1772037, 2165823, 6497469, 19492407]

約数ペア:

[(1, 19492407), (3, 6497469), (9, 2165823), (11, 1772037), (27, 721941), (33, 590679), (81, 240647), (99, 196893), (131, 148797), (167, 116721), (297, 65631), (393, 49599), (501, 38907), (891, 21877), (1179, 16533), (1441, 13527), (1503, 12969), (1837, 10611), (3537, 5511), (4323, 4509)]