19579329

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 37140480

約数和(自身を除く): 17561151

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1487, 1881, 4389, 4461, 10409, 13167, 13383, 16357, 28253, 31227, 49071, 84759, 93681, 114499, 147213, 197771, 254277, 310783, 343497, 593313, 932349, 1030491, 1779939, 2175481, 2797047, 6526443, 19579329]

約数ペア:

[(1, 19579329), (3, 6526443), (7, 2797047), (9, 2175481), (11, 1779939), (19, 1030491), (21, 932349), (33, 593313), (57, 343497), (63, 310783), (77, 254277), (99, 197771), (133, 147213), (171, 114499), (209, 93681), (231, 84759), (399, 49071), (627, 31227), (693, 28253), (1197, 16357), (1463, 13383), (1487, 13167), (1881, 10409), (4389, 4461)]