18745992

素因数分解:

$2^3\times 3^5\times {\mathrm{9643}}^1$

素因数の和:9664

約数の個数: 48

約数和(自身を含む): 52656240

約数和(自身を除く): 33910248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 9643, 19286, 28929, 38572, 57858, 77144, 86787, 115716, 173574, 231432, 260361, 347148, 520722, 694296, 781083, 1041444, 1562166, 2082888, 2343249, 3124332, 4686498, 6248664, 9372996, 18745992]

約数ペア:

[(1, 18745992), (2, 9372996), (3, 6248664), (4, 4686498), (6, 3124332), (8, 2343249), (9, 2082888), (12, 1562166), (18, 1041444), (24, 781083), (27, 694296), (36, 520722), (54, 347148), (72, 260361), (81, 231432), (108, 173574), (162, 115716), (216, 86787), (243, 77144), (324, 57858), (486, 38572), (648, 28929), (972, 19286), (1944, 9643)]