18063808

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 56

約数和(自身を含む): 41700704

約数和(自身を除く): 23636896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 661, 854, 976, 1322, 1708, 1952, 2644, 3416, 3904, 4627, 5288, 6832, 9254, 10576, 13664, 18508, 21152, 27328, 37016, 40321, 42304, 74032, 80642, 148064, 161284, 282247, 296128, 322568, 564494, 645136, 1128988, 1290272, 2257976, 2580544, 4515952, 9031904, 18063808]

約数ペア:

[(1, 18063808), (2, 9031904), (4, 4515952), (7, 2580544), (8, 2257976), (14, 1290272), (16, 1128988), (28, 645136), (32, 564494), (56, 322568), (61, 296128), (64, 282247), (112, 161284), (122, 148064), (224, 80642), (244, 74032), (427, 42304), (448, 40321), (488, 37016), (661, 27328), (854, 21152), (976, 18508), (1322, 13664), (1708, 10576), (1952, 9254), (2644, 6832), (3416, 5288), (3904, 4627)]