18573968

素因数分解:

$2^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{433}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 41330688

約数和(自身を除く): 22756720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 383, 433, 766, 866, 1532, 1732, 2681, 3031, 3064, 3464, 5362, 6062, 6128, 6928, 10724, 12124, 21448, 24248, 42896, 48496, 165839, 331678, 663356, 1160873, 1326712, 2321746, 2653424, 4643492, 9286984, 18573968]

約数ペア:

[(1, 18573968), (2, 9286984), (4, 4643492), (7, 2653424), (8, 2321746), (14, 1326712), (16, 1160873), (28, 663356), (56, 331678), (112, 165839), (383, 48496), (433, 42896), (766, 24248), (866, 21448), (1532, 12124), (1732, 10724), (2681, 6928), (3031, 6128), (3064, 6062), (3464, 5362)]