19268151

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1091}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 30436224

約数和(自身を除く): 11168073

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 841, 1091, 2523, 3273, 5887, 7637, 17661, 22911, 31639, 94917, 221473, 664419, 917531, 2752593, 6422717, 19268151]

約数ペア:

[(1, 19268151), (3, 6422717), (7, 2752593), (21, 917531), (29, 664419), (87, 221473), (203, 94917), (609, 31639), (841, 22911), (1091, 17661), (2523, 7637), (3273, 5887)]