19451655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 36526464

約数和(自身を除く): 17074809

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 423, 541, 705, 765, 799, 1623, 2115, 2397, 2705, 3995, 4869, 7191, 8115, 9197, 11985, 24345, 25427, 27591, 35955, 45985, 76281, 82773, 127135, 137955, 228843, 381405, 413865, 432259, 1144215, 1296777, 2161295, 3890331, 6483885, 19451655]

約数ペア:

[(1, 19451655), (3, 6483885), (5, 3890331), (9, 2161295), (15, 1296777), (17, 1144215), (45, 432259), (47, 413865), (51, 381405), (85, 228843), (141, 137955), (153, 127135), (235, 82773), (255, 76281), (423, 45985), (541, 35955), (705, 27591), (765, 25427), (799, 24345), (1623, 11985), (2115, 9197), (2397, 8115), (2705, 7191), (3995, 4869)]