19461918

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 46170000

約数和(自身を除く): 26708082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 294, 318, 371, 742, 1113, 1249, 2226, 2498, 2597, 3747, 5194, 7494, 7791, 8743, 15582, 17486, 26229, 52458, 61201, 66197, 122402, 132394, 183603, 198591, 367206, 397182, 463379, 926758, 1390137, 2780274, 3243653, 6487306, 9730959, 19461918]

約数ペア:

[(1, 19461918), (2, 9730959), (3, 6487306), (6, 3243653), (7, 2780274), (14, 1390137), (21, 926758), (42, 463379), (49, 397182), (53, 367206), (98, 198591), (106, 183603), (147, 132394), (159, 122402), (294, 66197), (318, 61201), (371, 52458), (742, 26229), (1113, 17486), (1249, 15582), (2226, 8743), (2498, 7791), (2597, 7494), (3747, 5194)]