19299254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 33143040

約数和(自身を除く): 13843786

約数列:

[1, 2, 13, 23, 26, 46, 59, 118, 299, 547, 598, 767, 1094, 1357, 1534, 2714, 7111, 12581, 14222, 17641, 25162, 32273, 35282, 64546, 163553, 327106, 419549, 742279, 839098, 1484558, 9649627, 19299254]

約数ペア:

[(1, 19299254), (2, 9649627), (13, 1484558), (23, 839098), (26, 742279), (46, 419549), (59, 327106), (118, 163553), (299, 64546), (547, 35282), (598, 32273), (767, 25162), (1094, 17641), (1357, 14222), (1534, 12581), (2714, 7111)]