189156913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 227306880

約数和(自身を除く): 38149967

約数列:

[1, 11, 19, 37, 61, 209, 401, 407, 671, 703, 1159, 2257, 4411, 7619, 7733, 12749, 14837, 24461, 24827, 42883, 83809, 163207, 269071, 281903, 464759, 471713, 905057, 3100933, 5112349, 9955627, 17196083, 189156913]

約数ペア:

[(1, 189156913), (11, 17196083), (19, 9955627), (37, 5112349), (61, 3100933), (209, 905057), (401, 471713), (407, 464759), (671, 281903), (703, 269071), (1159, 163207), (2257, 83809), (4411, 42883), (7619, 24827), (7733, 24461), (12749, 14837)]