19381428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2879}}^1$

素因数の和:2917

約数の個数: 72

約数和(自身を含む): 56609280

約数和(自身を除く): 37227852

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2879, 3366, 5758, 6732, 8637, 11516, 17274, 25911, 31669, 34548, 48943, 51822, 63338, 95007, 97886, 103644, 126676, 146829, 190014, 195772, 285021, 293658, 380028, 440487, 538373, 570042, 587316, 880974, 1076746, 1140084, 1615119, 1761948, 2153492, 3230238, 4845357, 6460476, 9690714, 19381428]

約数ペア:

[(1, 19381428), (2, 9690714), (3, 6460476), (4, 4845357), (6, 3230238), (9, 2153492), (11, 1761948), (12, 1615119), (17, 1140084), (18, 1076746), (22, 880974), (33, 587316), (34, 570042), (36, 538373), (44, 440487), (51, 380028), (66, 293658), (68, 285021), (99, 195772), (102, 190014), (132, 146829), (153, 126676), (187, 103644), (198, 97886), (204, 95007), (306, 63338), (374, 51822), (396, 48943), (561, 34548), (612, 31669), (748, 25911), (1122, 17274), (1683, 11516), (2244, 8637), (2879, 6732), (3366, 5758)]