20216059084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1\times {\mathrm{5333}}^1$

素因数の和:5890

約数の個数: 48

約数和(自身を含む): 38389438080

約数和(自身を除く): 18173378996

約数列:

[1, 2, 4, 13, 26, 52, 269, 271, 538, 542, 1076, 1084, 3497, 3523, 5333, 6994, 7046, 10666, 13988, 14092, 21332, 69329, 72899, 138658, 145798, 277316, 291596, 947687, 1434577, 1445243, 1895374, 2869154, 2890486, 3790748, 5738308, 5780972, 18649501, 18788159, 37299002, 37576318, 74598004, 75152636, 388770367, 777540734, 1555081468, 5054014771, 10108029542, 20216059084]

約数ペア:

[(1, 20216059084), (2, 10108029542), (4, 5054014771), (13, 1555081468), (26, 777540734), (52, 388770367), (269, 75152636), (271, 74598004), (538, 37576318), (542, 37299002), (1076, 18788159), (1084, 18649501), (3497, 5780972), (3523, 5738308), (5333, 3790748), (6994, 2890486), (7046, 2869154), (10666, 1895374), (13988, 1445243), (14092, 1434577), (21332, 947687), (69329, 291596), (72899, 277316), (138658, 145798)]