17923888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 36091440

約数和(自身を除く): 18167552

約数列:

[1, 2, 4, 8, 16, 41, 82, 89, 164, 178, 307, 328, 356, 614, 656, 712, 1228, 1424, 2456, 3649, 4912, 7298, 12587, 14596, 25174, 27323, 29192, 50348, 54646, 58384, 100696, 109292, 201392, 218584, 437168, 1120243, 2240486, 4480972, 8961944, 17923888]

約数ペア:

[(1, 17923888), (2, 8961944), (4, 4480972), (8, 2240486), (16, 1120243), (41, 437168), (82, 218584), (89, 201392), (164, 109292), (178, 100696), (307, 58384), (328, 54646), (356, 50348), (614, 29192), (656, 27323), (712, 25174), (1228, 14596), (1424, 12587), (2456, 7298), (3649, 4912)]