19636113

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 31696560

約数和(自身を除く): 12060447

約数列:

[1, 3, 7, 21, 31, 49, 93, 139, 147, 217, 417, 651, 961, 973, 1519, 2883, 2919, 4309, 4557, 6727, 6811, 12927, 20181, 20433, 30163, 47089, 90489, 133579, 141267, 211141, 400737, 633423, 935053, 2805159, 6545371, 19636113]

約数ペア:

[(1, 19636113), (3, 6545371), (7, 2805159), (21, 935053), (31, 633423), (49, 400737), (93, 211141), (139, 141267), (147, 133579), (217, 90489), (417, 47089), (651, 30163), (961, 20433), (973, 20181), (1519, 12927), (2883, 6811), (2919, 6727), (4309, 4557)]