2009753672752

素因数分解:

$2^4\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{8985593}}^1$

素因数の和:8987605

約数の個数: 40

約数和(自身を含む): 4452397769376

約数和(自身を除く): 2442644096624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1997, 3994, 7988, 13979, 15976, 27958, 31952, 55916, 111832, 223664, 8985593, 17971186, 35942372, 62899151, 71884744, 125798302, 143769488, 251596604, 503193208, 1006386416, 17944229221, 35888458442, 71776916884, 125609604547, 143553833768, 251219209094, 287107667536, 502438418188, 1004876836376, 2009753672752]

約数ペア:

[(1, 2009753672752), (2, 1004876836376), (4, 502438418188), (7, 287107667536), (8, 251219209094), (14, 143553833768), (16, 125609604547), (28, 71776916884), (56, 35888458442), (112, 17944229221), (1997, 1006386416), (3994, 503193208), (7988, 251596604), (13979, 143769488), (15976, 125798302), (27958, 71884744), (31952, 62899151), (55916, 35942372), (111832, 17971186), (223664, 8985593)]