19028178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 44717400

約数和(自身を除く): 25689222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 233, 234, 349, 466, 698, 699, 1047, 1398, 2094, 2097, 3029, 3141, 4194, 4537, 6058, 6282, 9074, 9087, 13611, 18174, 27222, 27261, 40833, 54522, 81317, 81666, 162634, 243951, 487902, 731853, 1057121, 1463706, 2114242, 3171363, 6342726, 9514089, 19028178]

約数ペア:

[(1, 19028178), (2, 9514089), (3, 6342726), (6, 3171363), (9, 2114242), (13, 1463706), (18, 1057121), (26, 731853), (39, 487902), (78, 243951), (117, 162634), (233, 81666), (234, 81317), (349, 54522), (466, 40833), (698, 27261), (699, 27222), (1047, 18174), (1398, 13611), (2094, 9087), (2097, 9074), (3029, 6282), (3141, 6058), (4194, 4537)]