20154645511

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{11069}}^1$

素因数の和:11224

約数の個数: 64

約数和(自身を含む): 28922987520

約数和(自身を除く): 8768342009

約数列:

[1, 7, 11, 13, 17, 77, 91, 107, 119, 143, 187, 221, 749, 1001, 1177, 1309, 1391, 1547, 1819, 2431, 8239, 9737, 11069, 12733, 15301, 17017, 20009, 23647, 77483, 107107, 121759, 140063, 143897, 165529, 188173, 260117, 852313, 1007279, 1184383, 1317211, 1582867, 1820819, 2069903, 2446249, 8290681, 11080069, 13028213, 14489321, 15396979, 17123743, 20134511, 26908739, 91197491, 107778853, 140941577, 169366769, 188361173, 221479621, 261748643, 1185567383, 1550357347, 1832240501, 2879235073, 20154645511]

約数ペア:

[(1, 20154645511), (7, 2879235073), (11, 1832240501), (13, 1550357347), (17, 1185567383), (77, 261748643), (91, 221479621), (107, 188361173), (119, 169366769), (143, 140941577), (187, 107778853), (221, 91197491), (749, 26908739), (1001, 20134511), (1177, 17123743), (1309, 15396979), (1391, 14489321), (1547, 13028213), (1819, 11080069), (2431, 8290681), (8239, 2446249), (9737, 2069903), (11069, 1820819), (12733, 1582867), (15301, 1317211), (17017, 1184383), (20009, 1007279), (23647, 852313), (77483, 260117), (107107, 188173), (121759, 165529), (140063, 143897)]