19400346

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 48672000

約数和(自身を除く): 29271654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 1949, 3318, 3898, 4977, 5847, 9954, 11694, 13643, 17541, 27286, 35082, 40929, 81858, 122787, 153971, 245574, 307942, 461913, 923826, 1077797, 1385739, 2155594, 2771478, 3233391, 6466782, 9700173, 19400346]

約数ペア:

[(1, 19400346), (2, 9700173), (3, 6466782), (6, 3233391), (7, 2771478), (9, 2155594), (14, 1385739), (18, 1077797), (21, 923826), (42, 461913), (63, 307942), (79, 245574), (126, 153971), (158, 122787), (237, 81858), (474, 40929), (553, 35082), (711, 27286), (1106, 17541), (1422, 13643), (1659, 11694), (1949, 9954), (3318, 5847), (3898, 4977)]