19494685

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 28426752

約数和(自身を除く): 8932067

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 397, 427, 805, 1403, 1985, 2135, 2779, 7015, 9131, 9821, 13895, 24217, 45655, 49105, 63917, 121085, 169519, 319585, 556991, 847595, 2784955, 3898937, 19494685]

約数ペア:

[(1, 19494685), (5, 3898937), (7, 2784955), (23, 847595), (35, 556991), (61, 319585), (115, 169519), (161, 121085), (305, 63917), (397, 49105), (427, 45655), (805, 24217), (1403, 13895), (1985, 9821), (2135, 9131), (2779, 7015)]