20182247072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{48661}}^1$

素因数の和:49681

約数の個数: 48

約数和(自身を含む): 42834044232

約数和(自身を除く): 22651797160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 997, 1994, 3988, 7976, 12961, 15952, 25922, 31904, 48661, 51844, 97322, 103688, 194644, 207376, 389288, 414752, 632593, 778576, 1265186, 1557152, 2530372, 5060744, 10121488, 20242976, 48515017, 97030034, 194060068, 388120136, 630695221, 776240272, 1261390442, 1552480544, 2522780884, 5045561768, 10091123536, 20182247072]

約数ペア:

[(1, 20182247072), (2, 10091123536), (4, 5045561768), (8, 2522780884), (13, 1552480544), (16, 1261390442), (26, 776240272), (32, 630695221), (52, 388120136), (104, 194060068), (208, 97030034), (416, 48515017), (997, 20242976), (1994, 10121488), (3988, 5060744), (7976, 2530372), (12961, 1557152), (15952, 1265186), (25922, 778576), (31904, 632593), (48661, 414752), (51844, 389288), (97322, 207376), (103688, 194644)]