19220325

素因数分解:

$3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{1021}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 31935456

約数和(自身を除く): 12715131

約数列:

[1, 3, 5, 15, 25, 75, 251, 753, 1021, 1255, 3063, 3765, 5105, 6275, 15315, 18825, 25525, 76575, 256271, 768813, 1281355, 3844065, 6406775, 19220325]

約数ペア:

[(1, 19220325), (3, 6406775), (5, 3844065), (15, 1281355), (25, 768813), (75, 256271), (251, 76575), (753, 25525), (1021, 18825), (1255, 15315), (3063, 6275), (3765, 5105)]