18262170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6997}}^1$

素因数の和:7039

約数の個数: 48

約数和(自身を含む): 49125960

約数和(自身を除く): 30863790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 6997, 13994, 20991, 34985, 41982, 62973, 69970, 104955, 125946, 202913, 209910, 314865, 405826, 608739, 629730, 1014565, 1217478, 1826217, 2029130, 3043695, 3652434, 6087390, 9131085, 18262170]

約数ペア:

[(1, 18262170), (2, 9131085), (3, 6087390), (5, 3652434), (6, 3043695), (9, 2029130), (10, 1826217), (15, 1217478), (18, 1014565), (29, 629730), (30, 608739), (45, 405826), (58, 314865), (87, 209910), (90, 202913), (145, 125946), (174, 104955), (261, 69970), (290, 62973), (435, 41982), (522, 34985), (870, 20991), (1305, 13994), (2610, 6997)]