19389576

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 51652800

約数和(自身を除く): 32263224

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 101, 114, 152, 202, 228, 303, 404, 421, 456, 606, 808, 842, 1212, 1263, 1684, 1919, 2424, 2526, 3368, 3838, 5052, 5757, 7676, 7999, 10104, 11514, 15352, 15998, 23028, 23997, 31996, 42521, 46056, 47994, 63992, 85042, 95988, 127563, 170084, 191976, 255126, 340168, 510252, 807899, 1020504, 1615798, 2423697, 3231596, 4847394, 6463192, 9694788, 19389576]

約数ペア:

[(1, 19389576), (2, 9694788), (3, 6463192), (4, 4847394), (6, 3231596), (8, 2423697), (12, 1615798), (19, 1020504), (24, 807899), (38, 510252), (57, 340168), (76, 255126), (101, 191976), (114, 170084), (152, 127563), (202, 95988), (228, 85042), (303, 63992), (404, 47994), (421, 46056), (456, 42521), (606, 31996), (808, 23997), (842, 23028), (1212, 15998), (1263, 15352), (1684, 11514), (1919, 10104), (2424, 7999), (2526, 7676), (3368, 5757), (3838, 5052)]