19313240401

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{73}}^1\times {\mathrm{17203}}^1$

素因数の和:17322

約数の個数: 32

約数和(自身を含む): 24239747840

約数和(自身を除く): 4926507439

約数列:

[1, 7, 13, 73, 91, 169, 511, 949, 1183, 2197, 6643, 12337, 15379, 17203, 86359, 120421, 160381, 223639, 1122667, 1255819, 1565473, 2907307, 8790733, 16325647, 20351149, 37794991, 114279529, 212233411, 264564937, 1485633877, 2759034343, 19313240401]

約数ペア:

[(1, 19313240401), (7, 2759034343), (13, 1485633877), (73, 264564937), (91, 212233411), (169, 114279529), (511, 37794991), (949, 20351149), (1183, 16325647), (2197, 8790733), (6643, 2907307), (12337, 1565473), (15379, 1255819), (17203, 1122667), (86359, 223639), (120421, 160381)]