16869872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 34700160

約数和(自身を除く): 17830288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 211, 263, 304, 422, 526, 844, 1052, 1688, 2104, 3376, 4009, 4208, 4997, 8018, 9994, 16036, 19988, 32072, 39976, 55493, 64144, 79952, 110986, 221972, 443944, 887888, 1054367, 2108734, 4217468, 8434936, 16869872]

約数ペア:

[(1, 16869872), (2, 8434936), (4, 4217468), (8, 2108734), (16, 1054367), (19, 887888), (38, 443944), (76, 221972), (152, 110986), (211, 79952), (263, 64144), (304, 55493), (422, 39976), (526, 32072), (844, 19988), (1052, 16036), (1688, 9994), (2104, 8018), (3376, 4997), (4009, 4208)]