18109654316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{39679}}^1$

素因数の和:39894

約数の個数: 48

約数和(自身を含む): 34904432640

約数和(自身を除く): 16794778324

約数列:

[1, 2, 4, 13, 26, 52, 67, 131, 134, 262, 268, 524, 871, 1703, 1742, 3406, 3484, 6812, 8777, 17554, 35108, 39679, 79358, 114101, 158716, 228202, 456404, 515827, 1031654, 2063308, 2658493, 5197949, 5316986, 10395898, 10633972, 20791796, 34560409, 67573337, 69120818, 135146674, 138241636, 270293348, 348262583, 696525166, 1393050332, 4527413579, 9054827158, 18109654316]

約数ペア:

[(1, 18109654316), (2, 9054827158), (4, 4527413579), (13, 1393050332), (26, 696525166), (52, 348262583), (67, 270293348), (131, 138241636), (134, 135146674), (262, 69120818), (268, 67573337), (524, 34560409), (871, 20791796), (1703, 10633972), (1742, 10395898), (3406, 5316986), (3484, 5197949), (6812, 2658493), (8777, 2063308), (17554, 1031654), (35108, 515827), (39679, 456404), (79358, 228202), (114101, 158716)]