19403685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20533}}^1$

素因数の和:20554

約数の個数: 32

約数和(自身を含む): 39425280

約数和(自身を除く): 20021595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20533, 61599, 102665, 143731, 184797, 307995, 431193, 554391, 718655, 923985, 1293579, 2155965, 2771955, 3880737, 6467895, 19403685]

約数ペア:

[(1, 19403685), (3, 6467895), (5, 3880737), (7, 2771955), (9, 2155965), (15, 1293579), (21, 923985), (27, 718655), (35, 554391), (45, 431193), (63, 307995), (105, 184797), (135, 143731), (189, 102665), (315, 61599), (945, 20533)]