18213972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7477}}^1$

素因数の和:7520

約数の個数: 48

約数和(自身を含む): 50252160

約数和(自身を除く): 32038188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 7477, 14954, 22431, 29908, 44862, 52339, 89724, 104678, 157017, 209356, 216833, 314034, 433666, 628068, 650499, 867332, 1300998, 1517831, 2601996, 3035662, 4553493, 6071324, 9106986, 18213972]

約数ペア:

[(1, 18213972), (2, 9106986), (3, 6071324), (4, 4553493), (6, 3035662), (7, 2601996), (12, 1517831), (14, 1300998), (21, 867332), (28, 650499), (29, 628068), (42, 433666), (58, 314034), (84, 216833), (87, 209356), (116, 157017), (174, 104678), (203, 89724), (348, 52339), (406, 44862), (609, 29908), (812, 22431), (1218, 14954), (2436, 7477)]