18622446

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 41622336

約数和(自身を除く): 22999890

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 61, 73, 82, 102, 122, 123, 146, 183, 219, 246, 366, 438, 697, 1037, 1241, 1394, 2074, 2091, 2482, 2501, 2993, 3111, 3723, 4182, 4453, 5002, 5986, 6222, 7446, 7503, 8906, 8979, 13359, 15006, 17958, 26718, 42517, 50881, 75701, 85034, 101762, 127551, 151402, 152643, 182573, 227103, 255102, 305286, 365146, 454206, 547719, 1095438, 3103741, 6207482, 9311223, 18622446]

約数ペア:

[(1, 18622446), (2, 9311223), (3, 6207482), (6, 3103741), (17, 1095438), (34, 547719), (41, 454206), (51, 365146), (61, 305286), (73, 255102), (82, 227103), (102, 182573), (122, 152643), (123, 151402), (146, 127551), (183, 101762), (219, 85034), (246, 75701), (366, 50881), (438, 42517), (697, 26718), (1037, 17958), (1241, 15006), (1394, 13359), (2074, 8979), (2091, 8906), (2482, 7503), (2501, 7446), (2993, 6222), (3111, 5986), (3723, 5002), (4182, 4453)]