19138194

素因数分解:

$2^1\times 3^5\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 43872192

約数和(自身を除く): 24733998

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 243, 318, 477, 486, 743, 954, 1431, 1486, 2229, 2862, 4293, 4458, 6687, 8586, 12879, 13374, 20061, 25758, 39379, 40122, 60183, 78758, 118137, 120366, 180549, 236274, 354411, 361098, 708822, 1063233, 2126466, 3189699, 6379398, 9569097, 19138194]

約数ペア:

[(1, 19138194), (2, 9569097), (3, 6379398), (6, 3189699), (9, 2126466), (18, 1063233), (27, 708822), (53, 361098), (54, 354411), (81, 236274), (106, 180549), (159, 120366), (162, 118137), (243, 78758), (318, 60183), (477, 40122), (486, 39379), (743, 25758), (954, 20061), (1431, 13374), (1486, 12879), (2229, 8586), (2862, 6687), (4293, 4458)]