18231928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15937}}^1$

素因数の和:15967

約数の個数: 32

約数和(自身を含む): 40163760

約数和(自身を除く): 21931832

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 15937, 31874, 63748, 127496, 175307, 207181, 350614, 414362, 701228, 828724, 1402456, 1657448, 2278991, 4557982, 9115964, 18231928]

約数ペア:

[(1, 18231928), (2, 9115964), (4, 4557982), (8, 2278991), (11, 1657448), (13, 1402456), (22, 828724), (26, 701228), (44, 414362), (52, 350614), (88, 207181), (104, 175307), (143, 127496), (286, 63748), (572, 31874), (1144, 15937)]