219387116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{40961}}^1$

素因数の和:41081

約数の個数: 24

約数和(自身を含む): 417484704

約数和(自身を除く): 198097588

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 40961, 81922, 163844, 532493, 1064986, 2129972, 4218983, 8437966, 16875932, 54846779, 109693558, 219387116]

約数ペア:

[(1, 219387116), (2, 109693558), (4, 54846779), (13, 16875932), (26, 8437966), (52, 4218983), (103, 2129972), (206, 1064986), (412, 532493), (1339, 163844), (2678, 81922), (5356, 40961)]