17842874

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 13727686

約数列:

[1, 2, 7, 14, 53, 106, 139, 173, 278, 346, 371, 742, 973, 1211, 1946, 2422, 7367, 9169, 14734, 18338, 24047, 48094, 51569, 64183, 103138, 128366, 168329, 336658, 1274491, 2548982, 8921437, 17842874]

約数ペア:

[(1, 17842874), (2, 8921437), (7, 2548982), (14, 1274491), (53, 336658), (106, 168329), (139, 128366), (173, 103138), (278, 64183), (346, 51569), (371, 48094), (742, 24047), (973, 18338), (1211, 14734), (1946, 9169), (2422, 7367)]