19591055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 28366848

約数和(自身を除く): 8775793

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 911, 935, 1265, 1955, 4301, 4555, 10021, 15487, 20953, 21505, 50105, 77435, 104765, 170357, 230483, 356201, 851785, 1152415, 1781005, 3918211, 19591055]

約数ペア:

[(1, 19591055), (5, 3918211), (11, 1781005), (17, 1152415), (23, 851785), (55, 356201), (85, 230483), (115, 170357), (187, 104765), (253, 77435), (391, 50105), (911, 21505), (935, 20953), (1265, 15487), (1955, 10021), (4301, 4555)]