18970956

素因数分解:

$2^2\times 3^3\times {\mathrm{269}}^1\times {\mathrm{653}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 49442400

約数和(自身を除く): 30471444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 269, 538, 653, 807, 1076, 1306, 1614, 1959, 2421, 2612, 3228, 3918, 4842, 5877, 7263, 7836, 9684, 11754, 14526, 17631, 23508, 29052, 35262, 70524, 175657, 351314, 526971, 702628, 1053942, 1580913, 2107884, 3161826, 4742739, 6323652, 9485478, 18970956]

約数ペア:

[(1, 18970956), (2, 9485478), (3, 6323652), (4, 4742739), (6, 3161826), (9, 2107884), (12, 1580913), (18, 1053942), (27, 702628), (36, 526971), (54, 351314), (108, 175657), (269, 70524), (538, 35262), (653, 29052), (807, 23508), (1076, 17631), (1306, 14526), (1614, 11754), (1959, 9684), (2421, 7836), (2612, 7263), (3228, 5877), (3918, 4842)]