18100103

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 23331840

約数和(自身を除く): 5231737

約数列:

[1, 7, 19, 23, 61, 97, 133, 161, 427, 437, 679, 1159, 1403, 1843, 2231, 3059, 5917, 8113, 9821, 12901, 15617, 26657, 41419, 42389, 112423, 136091, 186599, 296723, 786961, 952637, 2585729, 18100103]

約数ペア:

[(1, 18100103), (7, 2585729), (19, 952637), (23, 786961), (61, 296723), (97, 186599), (133, 136091), (161, 112423), (427, 42389), (437, 41419), (679, 26657), (1159, 15617), (1403, 12901), (1843, 9821), (2231, 8113), (3059, 5917)]