18828642

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{1307}}^1$

素因数の和:1340

約数の個数: 40

約数和(自身を含む): 43964496

約数和(自身を除く): 25135854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 1307, 2058, 2401, 2614, 3921, 4802, 7203, 7842, 9149, 14406, 18298, 27447, 54894, 64043, 128086, 192129, 384258, 448301, 896602, 1344903, 2689806, 3138107, 6276214, 9414321, 18828642]

約数ペア:

[(1, 18828642), (2, 9414321), (3, 6276214), (6, 3138107), (7, 2689806), (14, 1344903), (21, 896602), (42, 448301), (49, 384258), (98, 192129), (147, 128086), (294, 64043), (343, 54894), (686, 27447), (1029, 18298), (1307, 14406), (2058, 9149), (2401, 7842), (2614, 7203), (3921, 4802)]