18981930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 50295168

約数和(自身を除く): 31313238

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 582, 593, 970, 1067, 1186, 1455, 1779, 2134, 2910, 2965, 3201, 3558, 5335, 5930, 6402, 6523, 8895, 10670, 13046, 16005, 17790, 19569, 32010, 32615, 39138, 57521, 65230, 97845, 115042, 172563, 195690, 287605, 345126, 575210, 632731, 862815, 1265462, 1725630, 1898193, 3163655, 3796386, 6327310, 9490965, 18981930]

約数ペア:

[(1, 18981930), (2, 9490965), (3, 6327310), (5, 3796386), (6, 3163655), (10, 1898193), (11, 1725630), (15, 1265462), (22, 862815), (30, 632731), (33, 575210), (55, 345126), (66, 287605), (97, 195690), (110, 172563), (165, 115042), (194, 97845), (291, 65230), (330, 57521), (485, 39138), (582, 32615), (593, 32010), (970, 19569), (1067, 17790), (1186, 16005), (1455, 13046), (1779, 10670), (2134, 8895), (2910, 6523), (2965, 6402), (3201, 5930), (3558, 5335)]