19591858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 35122752

約数和(自身を除く): 15530894

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 286, 671, 793, 1123, 1342, 1586, 2246, 8723, 12353, 14599, 17446, 24706, 29198, 68503, 137006, 160589, 321178, 753533, 890539, 1507066, 1781078, 9795929, 19591858]

約数ペア:

[(1, 19591858), (2, 9795929), (11, 1781078), (13, 1507066), (22, 890539), (26, 753533), (61, 321178), (122, 160589), (143, 137006), (286, 68503), (671, 29198), (793, 24706), (1123, 17446), (1342, 14599), (1586, 12353), (2246, 8723)]