18732441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1163}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 31288320

約数和(自身を除く): 12555879

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1163, 1239, 2301, 3489, 5369, 8141, 15119, 16107, 24423, 45357, 68617, 105833, 205851, 317499, 480319, 892021, 1440957, 2676063, 6244147, 18732441]

約数ペア:

[(1, 18732441), (3, 6244147), (7, 2676063), (13, 1440957), (21, 892021), (39, 480319), (59, 317499), (91, 205851), (177, 105833), (273, 68617), (413, 45357), (767, 24423), (1163, 16107), (1239, 15119), (2301, 8141), (3489, 5369)]