19885104

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8123}}^1$

素因数の和:8154

約数の個数: 60

約数和(自身を含む): 58931496

約数和(自身を除く): 39046392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8123, 16246, 24369, 32492, 48738, 64984, 73107, 97476, 129968, 138091, 146214, 194952, 276182, 292428, 389904, 414273, 552364, 584856, 828546, 1104728, 1169712, 1242819, 1657092, 2209456, 2485638, 3314184, 4971276, 6628368, 9942552, 19885104]

約数ペア:

[(1, 19885104), (2, 9942552), (3, 6628368), (4, 4971276), (6, 3314184), (8, 2485638), (9, 2209456), (12, 1657092), (16, 1242819), (17, 1169712), (18, 1104728), (24, 828546), (34, 584856), (36, 552364), (48, 414273), (51, 389904), (68, 292428), (72, 276182), (102, 194952), (136, 146214), (144, 138091), (153, 129968), (204, 97476), (272, 73107), (306, 64984), (408, 48738), (612, 32492), (816, 24369), (1224, 16246), (2448, 8123)]