18180074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 34283520

約数和(自身を除く): 16103446

約数列:

[1, 2, 11, 19, 22, 23, 31, 38, 46, 61, 62, 122, 209, 253, 341, 418, 437, 506, 589, 671, 682, 713, 874, 1159, 1178, 1342, 1403, 1426, 1891, 2318, 2806, 3782, 4807, 6479, 7843, 9614, 12749, 12958, 13547, 15433, 15686, 20801, 25498, 26657, 27094, 30866, 35929, 41602, 43493, 53314, 71858, 86986, 149017, 293227, 298034, 395219, 478423, 586454, 790438, 826367, 956846, 1652734, 9090037, 18180074]

約数ペア:

[(1, 18180074), (2, 9090037), (11, 1652734), (19, 956846), (22, 826367), (23, 790438), (31, 586454), (38, 478423), (46, 395219), (61, 298034), (62, 293227), (122, 149017), (209, 86986), (253, 71858), (341, 53314), (418, 43493), (437, 41602), (506, 35929), (589, 30866), (671, 27094), (682, 26657), (713, 25498), (874, 20801), (1159, 15686), (1178, 15433), (1342, 13547), (1403, 12958), (1426, 12749), (1891, 9614), (2318, 7843), (2806, 6479), (3782, 4807)]