12986388

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1993}}^1$

素因数の和:2184

約数の個数: 36

約数和(自身を含む): 33024628

約数和(自身を除く): 20038240

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 1993, 2172, 3258, 3986, 5979, 6516, 7972, 11958, 17937, 23916, 35874, 71748, 360733, 721466, 1082199, 1442932, 2164398, 3246597, 4328796, 6493194, 12986388]

約数ペア:

[(1, 12986388), (2, 6493194), (3, 4328796), (4, 3246597), (6, 2164398), (9, 1442932), (12, 1082199), (18, 721466), (36, 360733), (181, 71748), (362, 35874), (543, 23916), (724, 17937), (1086, 11958), (1629, 7972), (1993, 6516), (2172, 5979), (3258, 3986)]