20890104

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10487}}^1$

素因数の和:10579

約数の個数: 32

約数和(自身を含む): 52859520

約数和(自身を除く): 31969416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10487, 20974, 31461, 41948, 62922, 83896, 125844, 251688, 870421, 1740842, 2611263, 3481684, 5222526, 6963368, 10445052, 20890104]

約数ペア:

[(1, 20890104), (2, 10445052), (3, 6963368), (4, 5222526), (6, 3481684), (8, 2611263), (12, 1740842), (24, 870421), (83, 251688), (166, 125844), (249, 83896), (332, 62922), (498, 41948), (664, 31461), (996, 20974), (1992, 10487)]