19372203

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2793

約数の個数: 24

約数和(自身を含む): 30030000

約数和(自身を除く): 10657797

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2749, 7047, 8247, 24741, 74223, 79721, 222669, 239163, 668007, 717489, 2152467, 6457401, 19372203]

約数ペア:

[(1, 19372203), (3, 6457401), (9, 2152467), (27, 717489), (29, 668007), (81, 239163), (87, 222669), (243, 79721), (261, 74223), (783, 24741), (2349, 8247), (2749, 7047)]