19698424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 18792776

約数列:

[1, 2, 4, 8, 29, 58, 116, 197, 232, 394, 431, 788, 862, 1576, 1724, 3448, 5713, 11426, 12499, 22852, 24998, 45704, 49996, 84907, 99992, 169814, 339628, 679256, 2462303, 4924606, 9849212, 19698424]

約数ペア:

[(1, 19698424), (2, 9849212), (4, 4924606), (8, 2462303), (29, 679256), (58, 339628), (116, 169814), (197, 99992), (232, 84907), (394, 49996), (431, 45704), (788, 24998), (862, 22852), (1576, 12499), (1724, 11426), (3448, 5713)]