19776330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31391}}^1$

素因数の和:31411

約数の個数: 48

約数和(自身を含む): 58765824

約数和(自身を除く): 38989494

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31391, 62782, 94173, 156955, 188346, 219737, 282519, 313910, 439474, 470865, 565038, 659211, 941730, 1098685, 1318422, 1412595, 1977633, 2197370, 2825190, 3296055, 3955266, 6592110, 9888165, 19776330]

約数ペア:

[(1, 19776330), (2, 9888165), (3, 6592110), (5, 3955266), (6, 3296055), (7, 2825190), (9, 2197370), (10, 1977633), (14, 1412595), (15, 1318422), (18, 1098685), (21, 941730), (30, 659211), (35, 565038), (42, 470865), (45, 439474), (63, 313910), (70, 282519), (90, 219737), (105, 188346), (126, 156955), (210, 94173), (315, 62782), (630, 31391)]