20121127954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1\times {\mathrm{6967}}^1$

素因数の和:7650

約数の個数: 32

約数和(自身を含む): 32211893376

約数和(自身を除く): 12090765422

約数列:

[1, 2, 17, 34, 173, 346, 491, 982, 2941, 5882, 6967, 8347, 13934, 16694, 84943, 118439, 169886, 236878, 1205291, 1444031, 2410582, 2888062, 3420797, 6841594, 20489947, 40979894, 58153549, 116307098, 591797881, 1183595762, 10060563977, 20121127954]

約数ペア:

[(1, 20121127954), (2, 10060563977), (17, 1183595762), (34, 591797881), (173, 116307098), (346, 58153549), (491, 40979894), (982, 20489947), (2941, 6841594), (5882, 3420797), (6967, 2888062), (8347, 2410582), (13934, 1444031), (16694, 1205291), (84943, 236878), (118439, 169886)]