20163071210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1\times {\mathrm{1297}}^1$

素因数の和:1847

約数の個数: 64

約数和(自身を含む): 38192850432

約数和(自身を除く): 18029779222

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 263, 514, 526, 1285, 1297, 1315, 2570, 2594, 2630, 5911, 6049, 6485, 11822, 12098, 12970, 29555, 29831, 30245, 59110, 59662, 60490, 67591, 135182, 149155, 298310, 333329, 337955, 341111, 666658, 675910, 682222, 1554593, 1666645, 1705555, 3109186, 3333290, 3411110, 7666567, 7772965, 7845553, 15333134, 15545930, 15691106, 38332835, 39227765, 76665670, 78455530, 87665527, 175331054, 438327635, 876655270, 2016307121, 4032614242, 10081535605, 20163071210]

約数ペア:

[(1, 20163071210), (2, 10081535605), (5, 4032614242), (10, 2016307121), (23, 876655270), (46, 438327635), (115, 175331054), (230, 87665527), (257, 78455530), (263, 76665670), (514, 39227765), (526, 38332835), (1285, 15691106), (1297, 15545930), (1315, 15333134), (2570, 7845553), (2594, 7772965), (2630, 7666567), (5911, 3411110), (6049, 3333290), (6485, 3109186), (11822, 1705555), (12098, 1666645), (12970, 1554593), (29555, 682222), (29831, 675910), (30245, 666658), (59110, 341111), (59662, 337955), (60490, 333329), (67591, 298310), (135182, 149155)]