20121660456

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19497733}}^1$

素因数の和:19497785

約数の個数: 32

約数和(自身を含む): 51474017760

約数和(自身を除く): 31352357304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19497733, 38995466, 58493199, 77990932, 116986398, 155981864, 233972796, 467945592, 838402519, 1676805038, 2515207557, 3353610076, 5030415114, 6707220152, 10060830228, 20121660456]

約数ペア:

[(1, 20121660456), (2, 10060830228), (3, 6707220152), (4, 5030415114), (6, 3353610076), (8, 2515207557), (12, 1676805038), (24, 838402519), (43, 467945592), (86, 233972796), (129, 155981864), (172, 116986398), (258, 77990932), (344, 58493199), (516, 38995466), (1032, 19497733)]