19636218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 49136256

約数和(自身を除く): 29500038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1414, 1543, 1818, 2121, 3086, 4242, 4629, 6363, 9258, 10801, 12726, 13887, 21602, 27774, 32403, 64806, 97209, 155843, 194418, 311686, 467529, 935058, 1090901, 1402587, 2181802, 2805174, 3272703, 6545406, 9818109, 19636218]

約数ペア:

[(1, 19636218), (2, 9818109), (3, 6545406), (6, 3272703), (7, 2805174), (9, 2181802), (14, 1402587), (18, 1090901), (21, 935058), (42, 467529), (63, 311686), (101, 194418), (126, 155843), (202, 97209), (303, 64806), (606, 32403), (707, 27774), (909, 21602), (1414, 13887), (1543, 12726), (1818, 10801), (2121, 9258), (3086, 6363), (4242, 4629)]