20181870422

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1\times {\mathrm{27277}}^1$

素因数の和:28616

約数の個数: 32

約数和(自身を含む): 35470128960

約数和(自身を除く): 15288258538

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 1289, 2578, 9023, 18046, 27277, 52849, 54554, 105698, 190939, 369943, 381878, 739886, 1118357, 2236714, 7828499, 15656998, 35160053, 70320106, 246120371, 492240742, 1441562173, 2883124346, 10090935211, 20181870422]

約数ペア:

[(1, 20181870422), (2, 10090935211), (7, 2883124346), (14, 1441562173), (41, 492240742), (82, 246120371), (287, 70320106), (574, 35160053), (1289, 15656998), (2578, 7828499), (9023, 2236714), (18046, 1118357), (27277, 739886), (52849, 381878), (54554, 369943), (105698, 190939)]