18773469

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 14248611

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 261, 319, 377, 429, 503, 957, 1131, 1287, 1509, 2871, 3393, 4147, 4527, 5533, 6539, 12441, 14587, 16599, 19617, 37323, 43761, 49797, 58851, 71929, 131283, 160457, 189631, 215787, 481371, 568893, 647361, 1444113, 1706679, 2085941, 6257823, 18773469]

約数ペア:

[(1, 18773469), (3, 6257823), (9, 2085941), (11, 1706679), (13, 1444113), (29, 647361), (33, 568893), (39, 481371), (87, 215787), (99, 189631), (117, 160457), (143, 131283), (261, 71929), (319, 58851), (377, 49797), (429, 43761), (503, 37323), (957, 19617), (1131, 16599), (1287, 14587), (1509, 12441), (2871, 6539), (3393, 5533), (4147, 4527)]